1. Department of Obstetrics and Gynecology University of Oklahoma Oklahoma City OK USA
2. Department of Obstetrics and Gynecology University of Missouri Kansas City Kansas City MO USA
3. Department of Biomedical and Health Informatics University of Missouri Kansas City Kansas City MO USA
4. UCHealth Maternal Fetal Medicine Clinic Colorado Springs CO USA
5. Department of Pediatrics, Children's Mercy Hospital University of Missouri Kansas City Kansas City MO USA