1. Department of Anthropology McMaster University Hamilton Ontario Canada
2. Department of Biochemistry and Biomedical Sciences McMaster University Hamilton Ontario Canada
3. Department of Pediatrics McMaster University Hamilton Ontario Canada
4. MRC Lifecourse Epidemiology Unit University of Southampton Southampton UK
5. Department of Obstetrics & Gynecology McMaster University Hamilton Ontario Canada
6. Departments of Radiology and Health Research Methods, Evidence & Impact McMaster University Hamilton Ontario Canada
7. Division of Maternal‐Fetal Medicine McMaster University Hamilton Ontario Canada
8. McMaster Midwifery Research Centre McMaster University Hamilton Ontario Canada
9. Farncombe Family Digestive Diseases Research Institute McMaster University Hamilton Ontario Canada