Peer-reviewed publications

  1. Corsi DJ, Donelle J, Sucha E, Hawken S, Hsu H, El-Chaar D, Bisnaire L, Fell D, Wen SW, Walker M. Maternal cannabis use in  pregnancy and child neurodevelopmental outcomes. Nature Medicine. 2020. doi: 10.1038/s41591-020-1002-5.
  2. Lowry D, Corsi DJ. Trends and Correlates of Cannabis Use in Canada: A Repeated Cross-Sectional Analysis of National Surveys From 2004 to 2017. CMAJ Open. 2020. 8(3):E487-E495. doi: 10.9778/cmajo.2019022
  3. Corsi DJ. Epidemiological challenges to measuring prenatal cannabis use and its potential harms. BJOG. 2020.127(1). doi: 10.1111/1471-0528.15985.
  4. Corsi DJ. The Potential Association Between Prenatal Cannabis use and Congenital Anomalies. J Addict Med. 2020. doi: 10.1097/ADM.0000000000000639
  5. Simon A, Pratt M, Hutton B, Skidmore B, Fakhraei R, Rybak N, Corsi D, Walker M, Velez MP, Smith GN, Gaudet LM. Guidelines for the management of pregnant women with obesity. Obes Rev. 2020. 21(3):e12972. doi: 10.1111/obr.12972
  6. Wen SW, Miao Q, Taljaard M, Lougheed J, Gaudet LM, Davies M, Lanes A, Corsi DJ, Sprague AE, Walker MC. Associations of assisted reproductive technology and twin pregnancy with risk of congenital heart defects. JAMA Pediatr. 2020. 174(5);1-9. doi:10.1001/jamapediatrics.2019.6096
  7. Foudil-Bey I, Murphy MSQ, Keely EJ, El-Chaar D. Maternal and Newborn Outcomes of Antenatal Breastmilk Expression: A Scoping Review Protocol. BMJOpen. 2020. 10:e033101. doi:10.1136/bmjopen-2019-033101
  8. Chaudhry SH, Taljaard M, MacFarlane AJ, Gaudet LM, Smith GN, Rodger M, Rennicks White R, Walker MC, Wen SW. The determinants of maternal homocysteine in pregnancy: finding from the Ottawa and Kingston Birth Cohort. Public Health Nutr. 2020. 1-11. doi:10.1017/S1368980019004002
  9. Corsi DJ, Murphy MSQ.  The effects of opioids on female reproductive health across the life course.  OSF Preprints. 2020. doi: 10.31219/
  10. Corsi DJ, Murphy MSQ, Cook J. The effects of cannabis on female reproductive health across the life course.  OSF Preprints.  2020. doi: 10.31219/
  11. Guo Y, Miao Q, Huang T, Fell DB, Muldoon K, Wen SW, Walker M, Gaudet L. Racial differences in contribution of pre-pregnancy obesity and excessive gestational weight gain to large-for-gestational-age neonates. Int J Obes (Lond). 2020. 44(7):1521-1530. doi: 10.1038/s41366-020-0543-5
  12. Shipeolu L, Sampsel K, Reeves A, Blaskovits F, Heimerl M, Muldoon K. HIV nonoccupational postexposre prophylaxis for sexual assault cases: A 3-year investigation.  AIDS. 2020 May 1;34(6):869-876. doi: 10.1097/QAD.0000000000002507
  13. Borghese MM, Walker M, Helewa ME, Fraser WD, Arbuckle TE.  Association of perfluoroalkyl substances with gestational hypertension and preeclampsia in the MIREC study.  Association of perfluoroalkyl substances with gestational hypertension and preeclampsia in the MIREC study. Environ Int.  2020. 141:105789. doi: 10.1016/j.envint.2020.105789
  14. Elias FTS, Wever-Adrian D, Pudwell J, Carter J, Walker M, Gaudet L, Smith GN, Velez MP. Neonatal outcomes in singleton pregnancies conceived by fresh or frozen embryo transfer compared to spontaneous conceptos: a Systematic review and meta-analysis. Arch Gynecol Obstet. 2020. 302(1):31-45. doi:10.1007/s00404-020-05593-4
  15. van Katwyk S, Ferretti E, Kumar S, Hutton B, Harrold J, Walker M, Forster AJ, Thavorn K. Economic analysis of exclusive human milk diets for high-risk neonates, a Canadian hospital perspective. Breastfeed Med. 2020. 15(6):377-386. doi: 10.1089/bfm.2019.0273
  16. Corsi DJ, Gaudet LM, El-Chaar D, White RR, Rybak N, Harvey A, Muldoon K, Wen SW, Walker M. Effect of high-dose folic acid supplementation on the prevention of preeclampsia in twin pregnancy. J Matern Fetal Neonatal Med. 2020:1-6. doi: 10.1080/14767058.2020.1725882
  17. Chen I, Nguyen V, Hodge M, Mallick R, Gagne H, Singh SS, Choudhry AJ, Xie R, Liao Y, Wen SW.  Surgical outcomes for transgender men undergoing hysterectomy.  J Obstet Gynaecol Can.  2020. 42(1)25-30. doi: 10.1016/j.jogc.2019.05.009
  18. Conway A, Reszel J, Walker MC, Grimshaw JM, Dunn S. Obstetrical safety indicators for preventing hospital harms: a scoping review protocol. BMJ Open. 2020. 10(4):e036203. doi: 10.1136/bmjopen-2019-036203
  19. Chasse M, Tinmouth A, Goldman M, O’Brien S, Murphy M, Smith G, Walker M, Sprague AE, Wilson K, Fergusson D. Evaluating the clinical effect of female blood donors of child-bearing age on maternal and neonatal outcomes: a cohort Study. Transfus Med Rev. 2020. 31(2):117-123. doi: 10.1016/j.tmrv.2019.11.007
  20. Wu M, Tang J, Etherington N, Walker M, Boet S. Interventions for improving teamwork in intrapartem care: A systematic review of randomized controlled trials. BMJ Qual Saf. 2020. 29(1):77-85. doi: 10.1136/bmjqs-2019-009689. 
  21. Jonker H, Capelle N, Lanes A, Wen SW, Walker MC, Corsi DJ. Maternal folic acid supplementation and infant birthweight in low- and middle-income countries: A systematic review. Matern Child Nutr. 2020. 16(1)e12895. doi: 10.1111/mcn.12895.
  22. Swaminathan A, Fell DB, Rogan A, Walker MC, Corsi D. Association between interpregnancy interval and subsequent stillbirth: a retrospective analysis of 716,478 births from 58 low and middle-income countries: A retrospective analysis using demographic and health surveys.  Lancet Glob Health. 2020. 8(1):e113-e122. doi: 10.1016/S2214-109X(19)30458-9
  23. Corsi DJ, Walsh L, Weiss D, Hsu H, El Chaar D, Hawken S, Fell D, Walker MC. Association Between Self-reported Prenatal Cannabis Use and Maternal, Perinatal, and Neonatal Outcomes. JAMA. 2020. 322(2):145-152. doi: 10.1001/jama.2019.8734. 
  1. Xie RH, Guo X, Li M, Liao Y, Gaudet L, Walker M, Lei H, Wen SW. Risk factors and consequences of undiagnosed cesarean scar pregnancy: A cohort study in China. BMC Pregnancy Childbirth. 2019. 19(1):383. doi:
  2. Wilson LA, Fell DB, Hawken S, Wong CA, Murphy MSQ, Little J, Potter BK, Walker M, Lacaze-Masmonteil T, Juul S, Chakraborty P, Wilson K. Association between newborn screening analytes and hypoxic ischemic encephalopathy. Sci Rep. 2019. 9(1):15704. doi:10.1038/s41598-019-51919-x
  3. Maxwell C, Gaudet L, Cassir G, Nowik C, McLeod NL, Jacob CE, Walker M. Guideline No. 391-Pregnancy and Maternal Obesity Part 1: Pre-conception and Prenatal Care. J Obstet Gynaecol Can. 2019. 41(11):1623-1640. doi:10.1016/j.jogc.2019.03.026
  4. Maxwell C, Gaudet L, Cassir G, Nowik C, McLeod NL, Jacob CE, Walker M. Guideline No. 392-Pregnancy and Maternal Obesity Part 2: Team Planning for Delivery and Postpartum Care [published correction appears in J Obstet Gynaecol Can. 2020 Mar;42(3):385]. J Obstet Gynaecol Can. 2019. 41(11):1660-1675. doi:10.1016/j.jogc.2019.03.027
  5. Dunn S, Lanes A, Sprague AE, Fell DB, Weiss D, Reszel J, Taljaard M, Darling EK, Graham ID, Grimshaw JM, Hallold J, Smith GN, Peterson W, Walker MC. Data accuracy in the Ontario birth registry: A chart re-abstraction study. BMC Health Serv Res. 2019. 19(1):1001. 10.1186/s12913-019-4825-3
  6. Muldoon K, Smith G, Talarico R, Heimerl M, McLean C, Sampsel K, Manuel D.  A 15-year population-based investigation of sexual assault cases across the province of Ontario, Canada 2002-2016.  Am J Public Health.  2019. 109(9):1280-1287. doi: 10.2105/AJPH.2019.305179
  7. Muldoon K, Galway L, Reeves A, Leach T, Heimerl M, Sampsel K. Geographies of sexual assault: A spatial analyses to identify neighborhoods affected by sexual and gender-based violence. J Interpers Violence. 2019.
    8686260519851175. doi: 10.1177/0886260519851175
  8. Harville EW, Mishra GD, Yeung E, Mumford SL, Schisterman EF, Jukic AM, Hatch EE, Mikkelsen EM, Jiang H, Ehrenthal DB, Porucznik CA, Stanford JB, Wen SW, Harvey A, Symons Downs D, Yajnik C, Santillan D, Santillan M, McElrath TF, Woo JG, Urbina EM, Chavarro JE, Sotres-Alvarez D, Bazzano L, Zhang J, Steiner A, Gunderson EP, Wise LA.  The Preconception Period analysis of Risks and Exposures Influencing health and Development (PrePARED) consortium. Pediatr Perinat Epidemiol. 2019. 33(6):490-502.  doi: 10.1111/ppe.12592
  9. Babic I, Meja A, Wrobleski JA, Shen M, Wen SW, Moretti F.  Intraplacental villous artery doppler as an independent predictor for placenta-mediated disease and its comparison with uterine artery doppler and/or placental biochemical markers in predictive models: A prospective cohort study. Fetal Daign Ther. 2019; 14:1-9. doi: 10.1159/000503963.
  10. Pan X, Kaminga AC, Wen SW, Acheampong K, Liu A.  Omentin-1 in diabetes mellitus: A systematic review and meta-analysis. PLoS ONE. 2019. 14(12):e0226292; doi: 10.1371/journal.pone.0226292 
  11. Alavifard S, Chase R, Janoudi G, Chaumont A, Lanes A, Walker M, Gaudet L. First-line antihypertensive treatment for severe hypertension in pregnancy: a systematic review and meta-analysis. Pregnancy Hyertens. 2019;18:179-187.  doi: 10.1016/j.preghy.2019.09.019
  12. Dagvadorj A, Corsi DJ, Sumya N, Muldoon KA, Wen SW, Takehara K, Mori R, Walker  MC. Prevalence and determinants of mental health problems among children in Mongolia: A population-based birth cohort. Global Epidemiology. 2019;  doi: 10.1016/j.gloepi.2019.100011
  13. Chun H, Leung C, Wen SW, McDonald J, Shin HH. Maternal exposure to air pollution and risk of autism in children: A systematic review and meta-analysis. Environ Pollut. 2019. 26:113307. doi: 10.1016/j.envpol.2019.113307
  14. Bellai-Dussault K, Meng L, Huang T, Reszel J, Walker M, Lanes A, Okun N, Armour C, Dougan S. A two-year review of publicly funded cell-free DNA screening in Ontario: Utilization and adherence to funding criteria. Prenat Diag. 2019. doi:10.1002/pd.5563.  
  15. Kim R, Rajpal S, Joe W, Corsi DJ, Sankar R, Kumar A, Subramanian SV. Assessing associational strength of 23 correlates of child anthropmetric failure: An econometric analysis of the 2015-2016 national family health survey, India. Soc Sci Med. 2019; 112374. doi: 10.1016/j.socscimed.2019.112374 
  16. Jung L, De Neve JW, Chen S, Manne-Goehler J, Jaacks LM, Corsi DJ, Awasthi A, SubramanianSV, Vollmer S, Baringhausen T, Geldsetzer P. The interaction between district-level development and individual-level socioeconomic gradients of cardiovascular disease risk factors in India: A cross-sectional study of 2.4 million adults. Soc Sci Med. 2019 Oct;239:112514. doi:10.1016/j.socscimed.2019.112514.  
  17. Arbuckle TE, MacPherson S, Barrett E, Muckle G, Seguin JR, Foster WG, Sathyanarayana S, Dodd L, Fisher M, Agarwal A, Monnier P, Walker MC, Fraser WD. Do stressful life events during pregnancy modify association between phthalates and anogenital distance in newborns?. Environ Res. 2019 Oct;177:108593. doi: 10.1016/j.envres.2019.108593
  18. Munro A, Corsi DJ, Martin L, Halpenny M, Dibdin N, Elmoazzen H, Walker MC, Allen DS. Obstetrical and neonatal factors associated with optimal public banking of umbilical cord blood in the context of delayed cord clamping. Clinl Invest Med. 2019 Sep 29;42(3):E56-E63. doi: 10.25011/cim.v42i3.33093.
  19. Kadry Taher M, Farhat N, Karyakina NA, Shilnikova N, Ramoju S, Gravel CA, Krishnan K, Matison D, Wen SW, Krewski D. Critical review of the association between perineal use of talc powder and risk of ovarian cancer. Reproductive Toxicology. 2019; 90:88-101. doi: 10.1016/j.reprotox.2019.08.015.
  20. Yang X, Xie RH, Chen S, Yu W, Liao Y, Krewski D, Wen SW. Using video feedback through smartphone instant messaging in fundamental nursing skills teaching: Observational Study.  JMIR Mhealth Uhealth. 2019; 7(9):15386. doi: 10.2196/15386.
  21. Chen Y, Yang X, Guo C, Liao Y, Guo L, Chen W, Chen I, Krewski D, Wen SW, Xie RH. Prevalence of post-traumatic stress disorder following caesarean section: A systematic review and meta-analysis.  Journal of Womens Health (Larchmt). 2020. 29(2):200-209 
  22. Corsi DJ, Hsu H, Weiss D, Fell DB, Walker MC. Trends and
    correlates of cannabis use in pregnancy: a population-based study in Ontario, Canada from 2012 to 2017. Canadian Journal of Public Health. 2019; 110(1): 76-84. doi: 10.17269/s41997-018-0148-0.
  23. Guo Y, Miao Q, Huang T, Fell D, Harvey A, Wen SW, Walker M, Gaudet L. Racial/ethnic variations in gestational weight gain: a population-based study in Ontario. Can J Public Health. 2019. doi: 10.17269/s41997-019-00250-z
  24. Murphy M, Hawken S, Cheng W, Wilson L, Lamoureux M, Henderson M, Pervin J, Chowdhury A, Gravett C, Potter, Walker MC, Little J, Chakraborty P, Wilson K. External validation of postnatal gestational age
    estimation using newborn metabolic profiles in Matlab, Bangladesh. eLife. 2019; 8:e42627. doi: 10.7554/eLife.42627.
  25. Reszel J, Weiss D, Sprague AE, Fell DB, Dunn S, Walker MC, Sidney D, Taljaard M, Peterson WE. A mixed-methods evaluation of the MOREOB program in Ontario hospitals: Participant knowledge, organizational culture, and experiences. BMC Health Services Research. 2019; 19(1): 460. doi: 2018.10.1186/s12913-019-4224-9
  26. Wang D, Yasseen A, Marchand-Martin L, Sprague AE, Graves E, Goffinet F, Walker MC, Ancel PY, Lacaze-Masmonteil T. A population-based comparison of preterm neonatal deaths (22-34 gestational weeks) in France and Ontario: a cohort study. CMAJ Open. 2019; 7(1):E159-E166. doi: 10.9778/ cmajo.20180199.
  27. Xiao Y, Shen M, Ma S, Wen SW, Tan H. The association between inter-twin birth weight discordance and hepatitis C: The United States 2011-2015 twin birth registration data. PLoS One. 2019; 14(1): e0211683. doi:
  28. Velez MP, Hamel C, Hutton B, Gaudet L, Walker MC, Thuku M, Cobey KD, Pratt M, Skidmore B, Smith GN. Care plans for women pregnant using assisted reproductive technologies: a systematic review. Reproductive Health. 2019;16(1):9. doi:10.1186/s12978-019-0667-z
  29. Weiss D, Fell D, Sprague A, Walker MC, Dunn S, Reszel J, Peterson W, Coyle D, Taljaard M. Effect of implementation of the MOREOB program on adverse maternal and neonatal birth outcomes in Ontario, Canada: a retrospective cohort study. BMC Pregnancy and Childbirth. 2019; 19(1):151. doi: 10.1186/s12884-019-2296-5.
  30. Grimes S, Bombay K, Lanes A, Walker MC, Corsi D. Potential biological therapies for severe preeclampsia: a systematic review and meta-analysis. BMC Pregnancy and Childbirth. 2019; 19:163. doi: 10.1186/s12884-019-2268-9.
  31. Chaudhry SH, Taljaard M, MacFarlane AJ, Gaudet LM, Smith GN, Rodger M, Rennicks White RWalker MC, Wen SW. The role of maternal homocysteine concentration in placenta-mediated complications: findings from the Ottawa and Kingston birth cohort. BMC Pregnancy and Childbirth. 2019; 19(1):75. doi: 10.1186/s12884-019-2219-5.
  32. Wu Y, Chen Y, Shen M, Guo Y, Wen SW, Lanes A, White R, Adanlawo
    A, Walker MC, Hua X. Adverse maternal and neonatal outcomes among singleton pregnancies in women of very advanced maternal age: a retrospective cohort study. BMC Pregnancy and Childbirth. BMC Pregnancy Childbirth. 2019;19(1):3. doi: 10.1186/s12884-018-2147-9.
  33. Huang RR, Xie RH, Wen SW, Chen SL, She Q, Liu YN, Harrison D.  Sweet
    Solutions for Analgesia in neonates in China; A Systematic Review and meta-Analysis. Canadian Journal of Nursing Research.  2019; 5(1):116-127. doi: 10.1177/084456218803756
  34. Lavigne E, Donelle J, Hatzopoulou M, Van Ryswyk K, van Donkelaar A, Martin RV, Chen H, Stieb DM, Gasparrini A, Crighton E, Yasseen III AS, Burnett RT, Walker MC, Weichenthal S. Spatiotemporal Variations in Ambient Ultrafine Particles and the Incidence of Childhood Asthma. American Journal of Respiratory and Critical Care Medicine. 2019; 199(12): 1487-1495. doi: 10.1164/rccm.201810-1976OC.
  35. Reszel J, Dunn S, Sprague AE, Graham ID, Grimshaw JM, Peterson WE, Ockenden H, Wilding J, Quosdorf A, Darling EK, Fell DB, Harrold J, Lanes A, Smith GN, Taljaard M, Weiss D, Walker MC. Use of a maternal newborn audit and feedback system in Ontario: A collective case study. BMJ Quality & Safety. 2019; doi: 10.1136/bmjqs-2018-008354. 
  36. Liu S, Pan Y, Auger N, Wen S, Dai L, Li S, Xie S, Wen SW, Chen D. Small head circumference at birth: an 8-year retrospective cohort study in China. BMJ Paediatrics Open. 2019; 3:e000470. doi: 10.1136/bmjpo-2019-000470.
  37. Lowry DE, Corsi DJ, White RR, Guo Y, Lanes A, Smith G, Rodger M, Wen SW, Walker MC, Gaudet LM. Association between prophylactic low-molecular-weight heparin use in pregnancy and macrosomia: analysis of the Ottawa and Kingston birth cohort. Journal of Thrombosis and Haemostasis. 2019; 17(2): 345-349. doi: 10.1111/jth.14358.
  38. Bacal V, Russo M, Fell DB, Shapiro H, Walker MC, Gaudet LM. A systematic review of database validation studies among fertility populations. Human Reproduction Open. 2019; 2019(3): eCollection 2019. doi: 10.1093/hropen/hoz010
  39. Hodge MC, Shen M, Xie RH, Wen SW, Walker M, Wise MR, Chen I. Neighborhood income and caesarean section rates at a tertiary care center in Canada. Journal of Women’s Health. 2019. 28(12):1721-1726. doi: 10.1089/jwh.2018.6971. 
  40. Xiao Y, Ma S, Tao X, Wen SW, Tan H, Liu W, Shen M. Intertwin birthweight discordance and parental race: A retrospective cohort study. Journal of Maternal-Fetal and Neonatal Medicine. 2019; 1:1-191. doi: 10.1080/14767058.2019.1602865.
  41. Farhat N, Fortin Y, Haddad N, Birkett N, Mattison DR, Momoli F, Wen SW, Krewski D.  Systematic review and meta-analysis of adverse cardiovascular events associated with proton pump inhibitors used alone or in combination with antiplatelet agents.  Critical Reviews in Toxicology.  2019. 13:1-47.  doi:10.1080/10408444.2019.1583167 
  42. Rousseau F, Langlois S, Johnson J, Bujold E, Audibert F, Walker MC, Girous S, Caron A, Clement V, Blais J, MacLeod T, Little J, Karsan A, Rouleau G. Prospective head-to-head comparison of accuracy of two sequencing platforms for screening for fetal aneuploidy by cell-free DNA: the PEGASUS study. European Journal of Human Genetics. 2019. 27(11):1701-1715. doi: 10.1038/s41431-019-0443-0.
  43. Miller C, Grynspan D, Gaudet L, Ferretti E, Lawrence S, Moretti F, Lafreniere A, McGee A, Lattuca S, Black A.  Maternal and neonatal characteristics for a Canadian urban cohort receiving treatment for opioid use disorder during pregnancy. Journal of the Developmental Origins of Health and Disease. 2019; 10(1) 132-137. doi: 10.1017/S2040174418000478
  44. Lefebvre G, Calder LA, De Gorter R, Bowman CL, Bell D, Walker MC, Bow M, on behalf of the National Panel on Quality Improvement in Obstetrics. Recommendations from a national panel on quality improvement in obstetrics. Journal of Obstetrics and Gynaecology Canada. 2019; 41(5): 653-9. doi: 10.1016/j.jogc.2019.02.011.
  45. Lavigne E, Donelle J, Hatzopoulou M, Van Ryswyk K, van Donkelaar A, Martin RV, Chen H, Stieb DM, Gasparrini A, Crighton E, Yasseen AS 3rd, Burnett RT, Walker MC, Weichenthal S. Spatiotemporal Variations in Ambient Ultrafine Particle Concentations and Risk of Congenital Heart Defects. Environment International. 2019; 130. doi: 10.1016/j.envint.2019.104953
  1. Muldoon KA, Drumm A, Leach T, Heimerl M, Sampsel K.  Achieving just outcomes: forensic evidence collection in emergency department sexual assault cases.  Emergency Med J. 2018 Dec;35(12)746-752.  doi: 10.1136/emermed-2015-207485 
  2. El-Chaar D, Manley J, LeBouthillier F, Ryan G, Windrim R. Development of a High-Fidelity Simulator for Teaching Chorionic Villus Sampling. Journal of Obstetrics and Gynaecology Canada. 2018 Sep;40(9):1178-1181. doi: 10.1016/j.jogc.2017.10.028.  
  3. McDonald SD, Woolcott C, Chapinal N, Guo Y, Murphy P, Dzakpasu S. Interprovincial variation in pre-pregnancy body mass index and gestational weight gain and their impact on neonatal birth weight with respect to small- and large-for gestational age. Canadian Journal of Public Health. 2018; 109(4):527–538. doi: 10.17269/s41997-018-0086-x. 
  4. Dayan N, Fell D, Guo Y, Wang H, Velez M, Spitzer K, Laskin C. Severe Maternal Morbidity in Women with High Body Mass Index in IVF and Unassisted Singleton Pregnancies: Population-Based Cohort in Ontario, Canada.  Human Reproduction. 2018; 33(8): 1548-1556. doi: 10.1093/humrep/dey224. 
  5. Huang T, Dougan S, Walker MC, Armour CM, Okum N. Trends in the use of prenatal testing services for fetal aneuploidy in Ontario: a descriptive study. CMAJ Open. 2018; 6(4): E436-E444. doi: 10.9778/cmajo.20180046. 
  6. Hardy G, Colas J, Weiss D, Millar D, Forster A, Walker MC, Corsi D. Effect of an innovative care model, The MONARCH Centre, on decreasing postpartum length of stay: an interrupted time series study. CMAJ Open. 2018; 6(3):E261-E268. doi: 10.9778/cmajo.20180033. 
  7. Pan X, Kaminga AC, Wen SW, Liu A. Catecholamines in post –traumatic stress disorder: A systematic review and meta-analysis. Frontiers in Molecular Neuroscience. 2018; 11:450. doi: 10.3389/fnmol.2018.00450. 
  8. Xie RH, Tan H, Taljaard M, Liao Y, Krewski D, Du Q, Wen SW. The impact of a maternal education program trough text messaging in rural China : Cluster randomized controlled trial. JMIR mHealth and uHealth. 2018; 6(12): e11213. doi: 10.2196/11213 
  9. Chen I, Choudhry AJ, Wen SW. Minimizing length of hospital stay for women’s reproductive care. Canadian Medical Association Journal. 2018; 190(28):E846-E847. doi: 10.1503/Canadian Medical Association Journal.180836. 
  10. Wu Y, Wang Y, Wen SW, Zhao X, Hu W, Liu C, Gao L, Zhang Y, Wang S, Yang X, He B, Cheng W. Recombinant chromosome 4 in two fetuses – case report and literature review. Molecular Cytogenetics. 2018; 11:48. doi: 10.1186/s13039-018-0393-1. 
  11. De Silva DA, Synnes AR, von Dadelszen P, Lee T, Bone JN MAG-CP, CPN and CNN Collaborative Groups (incl Walker MC) Magee LA. MAGnesium sulphate for fetal neuroprotection to prevent Cerebral Palsy (MAG-CP)-implementation of a national guideline in Canada. Implementation Science. 2018; 13(1):8. doi: 10.1186/s13012-017-0702-9. 
  12. Gifford W, Zhang Q, Chen S, Davies B, Xie R, Wen SW, Harvey G. When east meets west: A qualitative study of barriers and facilitators to evidence-based practice in Hunan, China. BMC Nursing. 2018; 17:26. doi: 10.1186/s12912-018-0295-x. 
  13. Pan X, Wang Z, Wu X, Wen SW, Liu A. Salivary cortisol in post-traumatic stress disorder: a systematic review and meta-analysis. BMC Psychiatry. 2018; 18(1):324. doi: 10.1186/s12888-018-1910-9. 
  14. Dai W, Liu A, Kaminga AC, Deng J, Lai Z, Yang J, Wen SW. Prevalence of acute stress disorder among road traffic accident survivors: a meta-analysis. BMC Psychiatry. 2018; 18(1)188.  doi: 10.1186/s12888-018-1769-9.  
  15. Lavigne E, Bélair MA, Rodriguez Duque D, Do MT, Stieb DM, Hystad P, van Donkelaar P, Martin R, Crouse DL, Crighton E, Chen H, Burnett RT, Weichenthal S, Villeneuve PJ, To T, Brook JR, Johnson M, Cakmak S, Yasseen AS 3rd, Walker MC. Effect of modification of perinatal exposure to air pollution and childhood asthma incidence. European Respirology Journal. 2018; 51(3): 1701884. doi: 10.1183/13993003.01884-2017. 
  16. Huang RR, Xie RH, Wen SW, Chen SL, She Q, Liu YN, Harrison D. Sweet solutions for analgesia in neonates in China: A systematic review and meta-analysis. Canadian Journal of Nursing Research. 2018; 844562118803756. doi: 10.1177/0844562118803756. 
  17. Dai W, Liu A, Kaminga AC, Deng J, Lai Z, Wen SW. Prevalence of posttraumatic stress disorder among children and adolescents following road traffic accidents: A meta-analysis. The Canadian Journal of Psychiatry. 2018:706743718792194. doi: 10.1177/0706743718792194. 
  18. Isasi R, Mastronardi C, Golder M, Allan D, Walker MC, Halpenny M, Yang L, Elmoazzen H, Chargé S. Assessing opportunities and challenges for establishing a national program to distribute cordblood for research. Transfusion. 2018. 58(7):1726-1731. doi: 10.1111/trf.14602. 
  19. Sprague A, Sidney D, Darling E, Van Wagner V, Soderstrom B, Rogers J, Graves E, Coyle D, Sumner A, Holmberg V, Khan B, Walker MC. Outcomes for The First Year of Ontario’s Birth Center Demonstration Project. Journal of Midwifery & Women’s Health. 2018; 63(5):532–540. doi: 10.1111/jmwh.12884 
  20. Kaminga AC, Dai W, Liu A, Myaba J, Banda R, Wen SW, Pan X. Rate and time to symptomatic remission in first-episode psychosis in Northern Milawi: A STROBE-compliant article. Medicine (Baltimore). 2018; 97(45):e13078. doi: 10.1097/MD.00000000000130. 
  21. She Q, Cheng Z, El-Chaar D, Luo F, Guo X, Wen SW. Intraplacental choriocarcinoma coexisting with fetomaternal hemorrhage: Case report, chemotherapy management, and literature review. Medicine (Baltimore). 2018; 97(14):e9977. doi: 10.1097/MD.0000000000009977. 
  22. Lalani S, Choudhry AJ, Firth B, Bacal V, Walker MC, Wen SW, Singh SS, Amath A, Hodge MC, Chen I. Endometriosis and adverse maternal, fetal and neonatal outcomes, a systematic review and meta-analysis. Human Reproduction. 2018; 33(10):1854-1865. doi: 10.1093/humrep/dey269. 
  23. Li X, Tan H, Luo M, Huang X, Zhou S, Shen L, He Y, Liu Y, Hu l, Chen M, Hu S, Wen SW. Exposure to firework chemicals from production factories in pregnant women and risk of preterm birth occurrence in Liuyang, China. Journal of Toxicology and Environmental Health Part A. 2018; 81(6):154-159. doi: 10.1080/15287394.2017.1415579. 
  24. Skeith L, Abou-Nassar KE, Walker M, Ramsay T, Booth R, Wen SW, Smith GN, Rodger MA. Are Anti-β2 Glycoprotein 1 Antibodies Associated with Placenta-Mediated Pregnancy Complications? A Nested Case-Control Study. American Journal of Perinatology. 2018; 35(11): 1093-1099.  doi: 10.1055/s-0038-1641168. 
  25. Skeith L, Abou-Nassar KE, Walker MC, Ramsay T, Booth R, Wen SW, Smith GN, Rodger MA.  Are Anti-β2 Glycoprotein 1 Antibodies Associated with Placenta-Mediated Pregnancy Complications? A Nested Case-Control Study. American Journal of Perinatology. 2018. doi: 10.1055/s-0038-1641168. 
  26. Cameron JD, Doucet E, Adamo K, Walker MC, Tirelli A, Barnes JD, Hafizi K, Murray M, Goldfield GS. Effects of prenatal exposure to cigarettes on anthropometrics, energy intake, energy expenditure and screen time in children. Physiology & Behavior. 2018; 194:394-400. doi: 10.1016/j.physbeh.2018.06.020. 
  27. Dutton HP, Borengasser SJ, Gaudet LM, Barbour LA, Keely EJ. Obesity in Pregnancy: Optimizing Outcomes for Mom and Baby.  Medical Clinics of North America. 2018; 102(1):87-106. doi: 10.1016/j.mcna.2017.08.008. 
  28. Leader J, Bajwa A, Lanes A, Hua X, White R, Rybak N, Walker MC. The Effect of Very Advanced Maternal Age on Maternal and Neonatal Outcomes: A Systematic Review. Journal of Obstetrics and Gynaecology Canada. 2018; 40(9):1208-1218. doi: 10.1016/j.jogc.2017.10.027 
  29. Lanes A, Dougan S, Fell DB, Huang T, Sprague A, Johnson M, Leader A, Potter B, Okun N, Walker MC. Comparing Maternal Serum Screening Markers Among IVF and Spontaneous Conceptions in Ontario Through Registry Data. Journal of Obstetrics and Gynaecology Canada. 2018; 40(12):1608-1617. doi: 10.1016/ j.jogc.2018.02.024. 
  30. Chen I, Lalani S, Xie RH, Shen M, Singh SS, Wen SW. Association between surgically diagnosed endometriosis and adverse pregnancy outcomes. Fertility and Sterility. 2018; 109(1):142-147. doi: 10.1016/j.fertnstert.2017.09.028. 
  31. Arbuckle TE, Agarwal A, MacPherson SH, Fraser WD, Sathyanarayana S, Ramsay T, Dodds L, Muckle G, Fisher M, Foster W, Walker MC, Monnier P. Prenatal exposure to phthalates and phenols and infant endocrine-sensitive outcomes: The MIREC study. Environment International. 2018; 120:572-583. doi: 10.1016/j.envint.2018.08.034. 
  32. Farhat N, Haddad N, Crispo J, Birkett N, McNair D, Momoli F, Wen SW, Mattison DR, Krewski D. Trends in concomitant clopidogrel and proton pump inhibitor treatment among ACS inpatients, 2000-2016. European Journal of Clinical Pharmacology. 2019; 75(2):227-235. doi: 10.1007/s00228-018-2564-8. 
  33. Sun W, Liu S, He F, Du L, Guo Y, El-Chaar D, Wen SW, Chen D. Impact of relaxation of the one-child policy on maternal mortality in Guangzhou, China. International Journal of Gynecology & Obstetrics. 2018; 141(3):378-383. doi: 10.1002/ijgo.12445. 
  34. Retnakaran R, Wen SW, Tan H. Early weight gain in pregnancy and infant birth weight – reply. JAMA Pediatrics. 2018; 172(6): 598-599. doi: 10.1001/jamapediatrics.2018.0410 
  35. Wen SW, Rennicks White R, Rybak N, Gaudet LM, Robson S, Hague W, Simms-Stewart D, Carroli G, Smith G, Fraser WD, Wells G, Davidge ST, Kingdom J, Coyle D, Fergusson D, Corsi D, Champagne J, Sabri E, Ramsay T, Willem B, Oudijk M, Walker MC, FACT Collaborating Group. Effect of high dose folic acid supplementation in pregnancy on pre-eclampsia (FACT): double blind, phase III, randomised controlled, international, multicentre trial. BMJ. 2018; 362:k347812 2018. doi: 10.1136/bmj.k3478. 


  1. Dy J, Rainey J, Walker MC, Fraser W, Smith GN, White RR, Waddell P, Janoudi G, Corsi DJ, Wei SQ. Accelerated Titration of Oxytocin in Nulliparous Women with Labour Dystocia: Results of the ACTION Pilot Randomized Controlled Trial. Journal of Obstetrics and Gynaecology Canada. 2017; 21. pii: S1701-2163(17)30711-9. doi: 10.1016/j.jogc.2017.08.046. 
  2. Harrison B, Hilton T, Ferraro Z, Riviere R, Walker MC. Advanced Maternal Age: Ethical and Medical Considerations for Assisted Reproductive Technology. International Journal of Women’s Health. 2017; 9:561-570. Vol 2017:9 doi: 10.2147/IJWH.S139578. 
  3. Shen M, Smith GN, Rodger M, White RR, Walker MC, Wen SW. Comparison of risk factors and outcomes of gestational hypertension and pre-eclampsia. PLoS One. 2017; 12(4):e0175914. doi: 10.1371/journal.pone.0175914. 
  4. Dai W, Kaminga AC, Wu X, Wen SW, Tan H, Yan J, Deng J, Lai Z, Liu A. Brain-derived neuotropic factor val66met polymorphism and posttraumatic stress disorder among survivors of the 1998 Dongting Lake flood in China. Biomedical Research International. 2017;2017:4569698. doi: 10.1155/2017/4569698. 
  5. Weiss D, Dunn SI, Sprague AE, Fell DB, Grimshaw JM, Darling E, Graham ID, Harrold J, Smith GN, Peterson WE, Reszel J, Lanes A, Walker MC, Taljaard M. Effect of a population-level performance dashboard intervention on maternal-newborn outcomes: an interrupted time series study. BMJ Quality & Safety. 2017. doi: 10.1136/bmjqs-2017-007361 20186. 
  6. Dai W, Ye L, Liu A, Wen SW, Deng J, Wu X, Lai Z. Prevalence of non-alcoholic fatty liver disease in patients with type 2 diabetes mellitus: A meta-analysis. Medicine. 2017; 96(39):e8179. doi: 10.1097/MD.0000000000008179. 
  7. Lavigne E, Gasparrini A, Stieb DM, Chen H, Yasseen AS 3rd, Crighton E, To T, Weichenthal S, Villeneuve PJ, Cakmak S, Coates F, Walker MC. Maternal Exposure to Aeroallergens and the risk of early delivery. Epidemiology. 2017; 28(1):107-115. doi: 10.1097/EDE.0000000000000573. 
  8. Retnakaran R, Wen SW, Tan H, Zhou S, Ye C, Shen M, Smith GN, Walker MC. Response to Pre-Pregnancy Blood Pressure and Offspring Sex in the HUNT Study, Norway. American Journal of Hypertension. 2017;30(9):e9. doi: 10.1093/ajh/hpx107. 
  9. Retnakaran R, Wen SW, Tan H, Zhou S, Ye C, Shen M, Smith GN, Walker MC. Maternal Blood Pressure Before Pregnancy and Sex of the Baby: A Prospective Preconception Cohort Study. American Journal of Hypertension. 2017;30(4):382-388. doi: 10.1093/ajh/hpw165. 
  10. Shen M, Tan H, Zhou S, Smith G, Walker MC, Wen SW. Trajectory of blood pressure change during pregnancy and the role of pre-gravid blood pressure: a functional data analysis approach. Scientific Reports. 2017; 7(1):6227. doi: 10.1038/s41598-017-06606-0. 
  11. Fisher M, MacPherson S, Braun JM, Huaser R, Walker MC, Feeley M, Millick R, Bérubé R, Arbuckle TE. Paraben Concentrations in Maternal Urine and Breast Milk and Its Association with Personal Care Product Use. Environmental Science & Technology. 2017; 51(7): 4009-4017. doi: 10.1021/acs.est.6b04302. 
  12. Hopkins L, Brown-Broderisk J, Hearn J, Malcolm J, Chan J, Hicks-Boucher W, De Sousa F, Walker MC, Gagne S. Implementation of a Referral to Discharge Glycemic Control Initiative for Reduction of Surgical Site Infections in Gynecologic Oncology Patients. Gynecologic Oncology. 2017; 146(2): 228-233. doi: 10.1016/j.ygyno.2017.05.021. 
  13. Chen S, Zhang Q, Xie RH, Wen SW, Harrison D. What is the Best Pain Management During Gastric Tube Insertion for Infants Aged 0–12 months: A Systematic Review. Journal of Pediatric Nursing. 2017; 34:78-83. doi: 10.1016/j.pedn.2016.12.015. 
  14. Chen S, Zhang Q, Xie RH, Wen SW, Harrison D. What is the Best Pain Management During Gastric Tube Insertion for Infants Aged 0-12months: A Systematic Review. Journal of Pediatric Nursing. 2017 ;34:78-83. doi: 10.1016/j.pedn.2016.12.015. 
  15. Retnakaran R, Wen SW, Tan H, Zhou S, Ye C, Shen M, Smith GN, Walker MC. Maternal Pre-Gravid Cardiometabolic Health and Infant Birthweight: A Prospective Pre-Conception Cohort Study. Nutrition, Metabolism & Cardiovascular Diseases. 2017; 27(8):723-730. doi: 10.1016/j.numecd.2017.05.005. 
  16. Cui Y, Shen M, Ma Y, Wen SW. Senses make sense: An individualized multisensory stimulation for dementia. Medical Hypotheses. 2017; 98:11-14. doi: 10.1016/j.mehy.2016.11.006. 
  17. Lavigne E, Bélair MA, Do MT, Stieb DM, Hystad P, van Donkelaar A, Martin RV, Crouse DL, Crighton E, Chen H, Brook JR, Burnett RT, Weichenthal S, Villeneuve PJ, To T, Cakmak S, Johnson M, Yasseen AS 3rd, Johnson KC, Ofner M, Xie L, Walker MC. Maternal exposure to ambient air pollution and risk of early childhood cancers: A population-based study in Ontario, Canada. Environment International. 2017; 100:139-147. doi: 10.1016/j.envint.2017.01.004. 
  18. Sun W, Liu F, Liu S, Gratton SM, El-Chaar D, Wen SW, Chen D. Comparison of outcomes between induction of labor an spontaneous labor for term breech – A Systematic review and meta analysis. European Journal of Obstetrics & Gynecology and Reproductive Biology. 2017; 222:155-160. doi: 10.1016/j.ejogrb.2017.12.031. 
  19. Wen SW, Tan H, Retnakaran R, Shen M, Zhou S, Xie RH, Smith G, Davidge ST, Trasler J, Walker MC. Pre-gravid Determinants of New onset Hypertension in Pregnancy–Results from a Pre-conception Cohort Study in China. Annals of Epidemiology. 2017; 27(8):532-533. 
  20. Wilson K, Hawken S, Murphy MS, Atkinson KM, Potter BK, Sprague A, Walker MC, Chakraborty P, Little J. Postnatal Prediction of Gestational Age Using Newborn Fetal Hemoglobin Levels. EBioMedicine. 2017; 15: 203-209. doi: 10.1016/j.ebiom.2016.11.032. 
  21. Darling EK, Ramsay T, Manuel D, Walker MC, Sprague Ann, Guttmann A. Association of universal bilirubin screening with socioeconomic disparities in newborn follow-up. Academic Pediatrrics. 2017; 17(2): 135-143. doi: 10.1016/j.acap.2016.07.009. 
  22. Retnakaran R, Wen SW, Tan H, Zhou S, Ye C, Shen M, Smith GN, Walker MC. Association of Timing of Weight Gain in Pregnancy with Infant Birth Weight. JAMA Pediatrics. 2017. doi: 10.1001/jamapediatrics.2017.4016. 
  23. Hasan SU, Potenziano J, Konduri GG, Perex JA, Van Meurs KP, Walker MC, Hoder BA, Newborns Treated with Nitric Oxide (NEWNO) Trial Group. Effect of Inhaled Nitric Oxide on Survival without Bronchopulmonary Dysplasia in Preterm Infants: A Randomized Clinical Trial. JAMA Pediatrics. 2017;171(11):1081-1089. doi: 10.1001/jamapediatrics.2017.2618 
  24. Wen SW, Tan H, Retnakaran R, Shen M, Zhou S, Xie RH, Smith GN, Davidge ST, Trasler J, Walker MC. Pre-gravid predictors of new onset hypertension in pregnancy – Results from a pre-conception cohort study in China. European Journal of Obstetrics & Gynecology and Reproductive Biology. 2017; 214:140-144. doi: 10.1016/j.ejogrb.2017.05.008.