1. Department of Epidemiology, Biostatisticcs and Occupational Health, McGill University, Montreal, QC, Canada (S.G., K.F., S.Y., H.A., C.D., R.P.).
2. Centre for Clinical Epidemiology, Lady Davis Institute, Jewish General Hospital, Montreal, QC, Canada (S.G., K.F., S.Y., H.A., C.D., R.P.).
3. Department of Medicine, McGill University, Montreal, QC, Canada (K.F.).
4. Department of Obstetrics and Gynaecology, Faculty of Medicine, University of British Columbia, Canada (J.H.).
5. Department of Obstetrics and Gynaecology, School of Medicine, Queen’s University, Kingston, ON, Canada (G.S.).
6. Schulich Library of Science and Engineering, McGill University, Montreal, QC, Canada (G.G.).
7. Department of Medicine and Institute of Health Policy, Management and Evaluation, University of Toronto, ON, Canada (J.R.).
8. University of Calgary, Department of Medicine, Cumming School of Medicine, AB, Canada (K.N.).
9. McGill University Health Center Research Institute and Department of Pediatrics, McGill University, Montreal, QC, Canada (R.P.).