Friedman Alexander M, D'Alton Mary
Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Columbia University Vagelos College of Physicians and Surgeons, 622 W 168 St., New York City, NY 10032.
Department of Obstetrics and Gynecology, Columbia University Irving Medical Center, New York City, NY.
Am J Obstet Gynecol. 2021 Feb;224(2):243-244. doi: 10.1016/j.ajog.2020.09.033. Epub 2020 Sep 24.