1@@1145-11472@@1148-11513@@1152-11544Indications and timing for emergency peripartum hysterectomyHE Lei, LIU Xing-hui1155-11595Diagnosis and treatment of refractory postpartum hemorrhageBAI Yu-xiang, LUO Xin, QI Hong-bo1159-11626Termination timing due to eclampsia and mode selection and prevention of recurrent convulsionsWANG Jia-lve, YANG Zi1162-11667Diagnosis and treatment strategy of placental abruptionTIAN Ning, FAN Ling1167-11718Diagnosis and rescue treatment of pregnant women with acute heart failureLIN Jian-hua, FU Qin1171-11749Amniotic fluid embolism: diagnosis and emergency treatmentLIAN Yan, WANG Xie-tong1174-117810Diagnosis and treatment of the rupture of uterineCHEN Han-qing, WANG Zi-lian1178-118211Prevention and management of umbilical cord prolapseWANG Zhi-jian, RUI Yuan1182-118512Diagnosis and treatment of obstetric septic shockHE Fang, CHEN Dun-Jin1185-118813@@1189-119214@@1193-119715Evaluation of the FIGO 2000 staging and risk factor scoring system for gestational trophoblastic neoplasia1198-120316Application research on uterine incision analog line based on the digital model of placenta previa1204-120917Effects of the modified laparoscopic sacral colpopexy on lower urinary tract symptoms in patients with serve pelvic organ prolapseXU Li, ZHANG Xiao-wei, LI Yan-xia, XU Li-zhen, CHEN Li-quan1210-121318Perinatal and neonatal outcomes after frozen and fresh embryo transfer in singleton pregnancies of cohort study from three fertility clinics1214-121719Impact of advanced maternal age on obstetric and neonatal outcome in nulliparous womenSUN Wen, GONG Jing-jin, CHEN Dun-jin1218-122120Analysis of reproductive health survey in advanced-age women preparing for pregnancyDONG Ying, ZHANG Lin, ZHAO Xin, LU Chun-yan, LI Xin, LIN Jin-fang1222-1224 