Affiliation: | 1. Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, University of Tennessee Health Science Center, 853 Jefferson Ave # E102, Memphis, TN 38013;2. Division of Maternal Fetal Medicine, University of Tennessee Health Science Center, 853 Jefferson Ave # E102, Memphis, TN 38013;3. Department of Obstetrics and Gynecology, University of Tennessee Health Science Center, 853 Jefferson Ave # E102, Memphis, TN 38013 |