1 Epidemiology and Biostatistics Unit, Centre Armand-Frappier Santé Biotechnologie, Institut national de la recherche scientifique (INRS), Laval, QC, Canada; Research Centre, Sainte-Justine University Hospital Centre (CHU Sainte-Justine), Montréal, QC, Canada; Division of Gastroenterology, Hepatology, and Nutrition, Department of Pediatrics CHU Sainte-Justine, Montréal, QC, Canada.
2 Epidemiology and Biostatistics Unit, Centre Armand-Frappier Santé Biotechnologie, Institut national de la recherche scientifique (INRS), Laval, QC, Canada; School of Public Health, Université de Montréal, Montréal, QC, Canada; Innovation Hub, Centre de recherche du Centre hospitalier de l'Université de Montréal (CRCHUM), Montréal, QC, Canada. Electronic address: marie-claude.rousseau@inrs.ca.
3 Faculty of Dental Medicine and Oral Health Sciences, McGill University, Montréal, QC, Canada.
4 Departments of Medicine and of Epidemiology, Biostatistics & Occupational Health, McGill University, Montréal, QC, Canada; Centre for Outcomes Research & Evaluation, Research Institute of the McGill University Health Centre, Montréal, QC, Canada.
5 Research Centre, Sainte-Justine University Hospital Centre (CHU Sainte-Justine), Montréal, QC, Canada; Division of Gastroenterology, Hepatology, and Nutrition, Department of Pediatrics CHU Sainte-Justine, Montréal, QC, Canada; Faculty of Medicine, Université de Montréal, Montréal, QC, Canada. Electronic address: prevost.jantchou@umontreal.ca.