TY - JOUR AU - Obstetric Care Consensus No. 6 TI - Periviable birth JO - Obstet Gynecol IS - 04 VL - 130 PY - 2017 DO - 10.1097/AOG.0000000000002352 L3 - PubMed-ID: 28937572 SP - 187 EP - 199 ER -