1. McMaster University; Departments of Pediatrics and Clinical Epidemiology and Biostatistics; 1280 Main Street West CRL Room B106 Hamilton Ontario Canada L8S 4K1
2. McMaster University, Hamilton, Ontario, Canada); (Formerly, Fellow, Division of Neonatology, Department of Pediatrics; Avenida Senador Danton Jobim 150/404 Barra da Tijuca Rio de Janeiro Brazil 22631-060
3. Unitedhealth Group; Neonatal Resource Services, Complex Medical Conditions; Lisle Illinois USA