1 Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, St. Luke's University Health Network, Bethlehem, PA; Department of Obstetrics & Gynecology, Division of Maternal Fetal Medicine, Oregon Health & Science University, Portland, OR; Global Network for Perinatal & Reproductive Health, FUNDARED-MATERNA, Bogotá, Colombia; Departamento de Obstetricia y Ginecología, NACER Salud Sexual y Reproductiva, Universidad de Antioquia, Medellín, Colombia. Electronic address: [email protected].
2 Oregon Health & Science University, Pediatrics, Portland, OR.
3 Department of Obstetrics & Gynecology, Division of Maternal Fetal Medicine, University of North Carolina, Chapel Hill, NC.
4 Department of Pediatrics, Division of Neonatology, Oregon Health & Science University, Portland, OR.