1. Division of Maternal Fetal Medicine and Staff Physician, Department of Obstetrics and Gynecology, Children's Mercy Hospital, Fetal Health Center, University of Missouri Kansas City School of Medicine, Kansas City, Missouri
2. Division of Pediatric Cardiology, Department of Pediatrics, Children's Mercy Hospital, University of Missouri Kansas City School of Medicine, Kansas City, Missouri
3. Department of Obstetrics and Gynecology, UMKC School of Medicine, Kansas City, Missouri
4. Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, University of Missouri Kansas City School of Medicine, Kansas City, Missouri