Collaborator Group

Department of Obstetrics and Gynaecology, McMaster University, Hamilton, Ontario, Canada

Department of Medicine and Obstetrics and Gynecology, Women and Infants Hospital of Rhode Island, Providence, Rhode Island, United States of America

Warren Alpert Medical School of Brown University, Providence, Rhode Island, United States of America

School of Epidemiology and Public Health, Children’s Hospital of Eastern Ontario (CHEO) Research Institute, University of Ottawa, Ottawa, ON, Canada.

Department of Obstetrics and Gynaecology, University of British Columbia and the Children’s and Women’s Hospital of British Columbia, Vancouver, British Columbia, Canada

School of Population and Public Health, University of British Columbia, Vancouver, British Columbia, Canada

National Perinatal Epidemiology Unit, University of Oxford, United Kingdom

Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto, Canada

Department of Community Health Sciences, Department of Obstetrics and Gynaecology, and Department of Medicine, University of Calgary, Calgary, Alberta, Canada.

Department of Pediatrics, Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada

Division of Hematology and Hematological Malignancies, Department of Medicine, University of Calgary, Calgary, Alberta, Canada

Department of Obstetrics and Gynaecology, Leiden University Medical Centre, Leiden, The Netherlands

Athena Institute, VU University Amsterdam, Amsterdam, The Netherlands