1. Center for Women's, Infants' and Children's Health Research; Christiana Care Health System; Newark Delaware
2. Sidney Kimmel Medical College at Thomas Jefferson University; Philadelphia Pennsylvania
3. Division of Health and Prevention Services; Nemours Children's Health System; Wilmington Delaware
4. Obstetrics & Gynecology and Population Health Sciences, School of Medicine and Public Health; University of Wisconsin-Madison; Madison Wisconsin
5. The Lewis Katz School of Medicine at Temple University; Philadelphia Pennsylvania
6. Nemours Alfred I. duPont Hospital for Children; Wilmington Delaware
7. Neonatology, Christiana Care Health System, Newark; Delaware and Sidney Kimmel Medical College at Thomas Jefferson University; Philadelphia Pennsylvania
8. Pediatrics, Christiana Care Health System, Newark; Delaware and Sidney Kimmel Medical College at Thomas Jefferson University; Philadelphia Pennsylvania