1 Department of Obstetrics and Gynecology; Division of Maternal Fetal Medicine, Brown University Warren Alpert Medical School, Providence, RI (Miller and Lewkowitz). Electronic address: [email protected].
2 Department of Obstetrics, Gynecology, and Reproductive Sciences; Division of Maternal Fetal Medicine, Houston John P. and Katherine G. McGovern Medical School, University of Texas Health Science Center at Houston, Houston, TX (Chauhan).
3 Department of Obstetrics and Gynecology; Division of Maternal Fetal Medicine, The University of Texas Medical Branch at Galveston, Galveston, TX (Fox).
4 Department of Obstetrics and Gynecology; Division of Maternal Fetal Medicine, Brown University Warren Alpert Medical School, Providence, RI (Miller and Lewkowitz).
5 Department of Obstetrics and Gynecology; Division of Maternal Fetal Medicine, University of North Carolina System, Chapel Hill, NC (Manuck).
6 Department of Obstetrics and Gynecology; Division of Maternal Fetal Medicine, University of Michigan, Ann Arbor, MI (Stout).
7 Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Memorial Healthcare System, Hollywood, FL (Bennett).
8 Department of Obstetrics and Gynecology; Division of Maternal Fetal Medicine, Thomas Jefferson University, Philadelphia, PA (Berghella).