1 Department of Pediatrics, Division of Neonatology, Montreal Children's Hospital, McGill University, Montréal, QC, Canada.
2 Department of Pediatrics, CHU Ste-Justine, Université de Montréal, Montréal, QC, Canada.
3 Department of Pediatrics, Division of Neonatology, CHU Sainte-Justine, Université de Montréal, 3175 chemin de la Côte Ste-Catherine, Montréal, QC, Canada.
4 Department of Pediatrics, Division of Neonatology, CHU Sainte-Justine, Université de Montréal, 3175 chemin de la Côte Ste-Catherine, Montréal, QC, Canada. anie.lapointe.med@ssss.gouv.qc.ca.