1Research Progress on Influencing Factors of Intrapartum Cesarean Section in New Labor StandardLIU Yuan-ying, WANG Yong-qingObstetric Physiology & Obstetric Disease481-4852Oxytocin Exposure during Labor and Risk of Postpartum HemorrhageZHAO Ying, CHANG Ying, YOU Xin, CHEN XuObstetric Physiology & Obstetric Disease486-4893The Advance of Impaired Decidualization in the Pathogenesis of PreeclampsiaYANG Jie-qiong, ZHANG Cong, DI WenObstetric Physiology & Obstetric Disease490-4934Process of Adipokines in First Trimester for Predicting Gestational Diabetes MellitusLOU Hai-feng, CHEN Dan-qingObstetric Physiology & Obstetric Disease494-4985Research Progress of Asymptomatic Hypercholanaemia of PregnancyLUO Ting, GUO Xue-dong, BAI Xiao-xiaObstetric Physiology & Obstetric Disease499-502,5346Research Status of Prenatal and Perinatal Influence Factors of Female Levator Ani Muscle InjuryLIU Yin-xia, ZHANG Bin, WANG Yu-xianObstetric Physiology & Obstetric Disease503-5077The Progress of Ultrasound Diagnosis of Fetal Growth RestrictionWANG Can, HUANG MengObstetric Physiology & Obstetric Disease508-5118Research Status of Correlation between Telomere Length and the Etiology of Spontaneous AbortionBAI Le-le, ZHAO Xiao-xiObstetric Physiology & Obstetric Disease512-5169Perinatal Outcomes of Single Intrauterine Fetal Death in Dichorionic TwinsWANG Lian-lian, YANG Ling, ZHOU Yan, Gu Ning, DAI Yi-minObstetric Physiology & Obstetric Disease517-52110Twin-Twin Transfusion Syndrome with Mirror Syndrome Induced Labor:A Case ReportTANG Xiao-tong, GE Zhi-pingObstetric Physiology & Obstetric Disease521-52411A Case Report on Treatment of Cervical Ectopic Pregnancy Using High Intensity Focused Ultrasound Combined with CurettageZHANG Xiao-rong, MA Yan-wei, DONG Qu-long, HOU Hai-yan, YANG Zhen-huaObstetric Physiology & Obstetric Disease525-52712A Case of Spontaneous Ovarian Hyperstimulation Syndrome with Ovarian Rupture and Literature ReviewWANG Xin-xin, QIAN Yong-hongObstetric Physiology & Obstetric Disease528-53113A Case of Spontaneous Rupture of Non-Scar Uterus during DeliveryZHANG Hai-juan, SUN Lu-lu, XU Yan-leiObstetric Physiology & Obstetric Disease532-53414Research Progress of DNA Methylation in Predicting Cervical LesionsCHEN Cong, ZHAO MinResearch on Gynecological Malignancies535-538,54715Research Progress on the Relationship between DKK3, Wnt/β-Catenin Signaling Pathway and Cervical CancerWANG Ling, WANG Zhi-lianResearch on Gynecological Malignancies539-54216Research Progress on the Relationship between Uterine Fibroids and Vitamin DWANG Zi-hao, ZHOU Jian-zheng, WANG Mei-yun, YANG LingResearch on Gynecological Malignancies543-54717Advances in Small Cell Carcinoma of the Ovary-Hypercalcemic TypeXU Yan-ning, LIU Yi-xin, CHEN LingResearch on Gynecological Malignancies548-55218Comprehensive Analysis of Prognostic Biomarkers in Cervical Squamous Carcinoma Based on Aberrant MiRNA-mRNA Axes and Cox Regression ModelsLI Yuan-xing, NIU Xiao-chen, CHANG Jing-jing, LUO Hai-xia, WANG WeiResearch on Gynecological Malignancies553-55919Mesonephric Adenocarcinoma of the Uterus Corpus:A Case Report and Literature ReviewZHANG Fang-yuan, LIU Zi-wei, CHEN Yu-ying, JIA YanResearch on Gynecological Malignancies560-56220Pseudo-Meigs Syndrome:A Case Report and Literature ReviewWANG Bo, LIU Yun-fei, LI Xi-mei, LIU Yi, LIU Shu-yanResearch on Gynecological Malignancies563-565 