1. Division of Neonatology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania;
2. Division of Neonatal-Perinatal Medicine, C.S. Mott Children’s Hospital and University of Michigan, Ann Arbor, Michigan;
3. Division of Neonatal Medicine, Escola Paulista de Medicina, Universidade Federal de São Paulo, São Paulo, Brazil;
4. Departments of Paediatrics and Neonatology, The James Cook University Hospital, South Tees Hospitals National Health Services Foundation Trust, Middlesbrough, United Kingdom;
5. Division of Neonatal–Perinatal Medicine, Department of Pediatrics, The University of Texas Southwestern Medical Center, Dallas, Texas; and
6. Department of Pediatrics, University of Calgary, Calgary, Alberta, Canada