1Risk prevention of neuraxial labor analgesiaTANG Yu-ping, ZHOU Yi-lu, YING Hao969-9712Limited intervention measures for childbirthZHANG Xiao-Song, YANG Hui-Xia972-9743Changes in the management of delivery room with new labor stage standardZHOU Li, FAN Ling975-9784Risk management of postpartum hemorrhageYANG Yi-ke, QI Hong-bo, DUAN Tao978-9825Intrapartum electronic fetal heart rate monitoringWU Lin-lin, NIU Jian-min982-9856Application of ultrasound in delivery roomZHANG Xiao-jing, WANG Xie-tong985-9897Management of critical illness in the delivery roomWU Hao, XU Xian-ming989-9938Establishment and practice of emergency cesare an delivery procedureHU Rong, LI Xiao-tian993-9969Establishment and exercise of a rapid response team for obstetricsWANG Xiao-yi, CHEN Qing-qing, CHEN Dun-jin996-99910Prediction of spontaneous preterm birth by cervical length changes in twin pregnanciesZUO Xi-fang, DU Yu-feng, CHENG Zi-yi, YANG Jing, LU Shan, TONG Chun, MA Hai-hui, WEI Yuan, ZHAO Yang-yu1019-102211Comparison of clinical pregnancy rates between two types of endometrial preparation protocols for patients with thin endometrium in frozen-thawed embryo transfer cyclesJIE Hui-ying, LUO Lu, FU Yu, FAN Xiong-zhi, MAI Qing-yun, ZHOU Can-quan1023-102612Comparison of pregnancy outcomes after transvaginal cervical cerclage for different surgical indications during pregnancyWANG Mao-huai, LAI Feng-di, XU Xiao-qin, XIE Xiao-ying1027-103013A comparative study of the consistency of ultrasound with MRI on the diagnosis of uterine cesarean scar pregnancyLI Chun-ling, ZHANG Zhen-yu, LIU Chong-dong1031-103414Analysis of depression and anxiety status and related factors in patients receving postoperative chemotherapy for cervical cancerWANG Xuan, WANG Shi-jun1035-103815Analysis of risk factors for perinatal hysterectomyZHAO Xia, SUN Lu-lu, GAO Ya-nan, ZHANG Guo-hua1039-104216Distribution characteristics and risk factors of human papillomavirus infection in cervical intraepithelial neoplasia in Shanxi ProvinceYANG Shu-xing, HAO Min, YANG Jing, ZHAO Wei-hong, WANG Wei, WANG Zhe, SU Xiao-qiang, WANG Chen, SU Wen, WANG Jin-tao, LYU Wei-guo, LI Li, SUN Jun-ning1043-104617A comparative study on the effect of remote fetal monitoring and traditional outpatient monitoring of high-risk pregnancyCHANG Liang, NA Quan, YANG Tian, LIU Cai-xia1047-104918Clinical analysis of ovarian hernia: report of 1 casePANG Li, YANG Hui, MA Xiao-xin1050-1053 