Obstet Gynecol
Gyamfi-Bannerman C, de Voest JA, Tita ATN, Blackwell SC, Longo M, Clifton RG, O'Shea TM, Bousleiman SZ, Ortiz F, Rouse DJ, Metz TD, Saade GR, Rood KM, Heyborne KD, Thorp JM Jr, Swamy GK, Grobman WA, Gibson KS, El-Sayed YY, Macones GA, Eunice Kennedy Shriver National Institute of Child Health and Human Development Maternal-Fetal Medicine Units Network
doi: 10.1097/AOG.0000000000006366