1. Division of Maternal Fetal Medicine & Clinical Pharmacology; Department of Gynecology & Obstetrics; Johns Hopkins University School of Medicine; Baltimore MD, USA
2. Doctoral Training Program (PhD); Graduate Training Program in Clinical Investigation (GTPCI); Johns Hopkins University School of Public Health; Baltimore MD, USA
3. Division of Neonatology; Department of Pediatrics; Boston University School of Medicine; Boston MA, USA