1Application of Metabonomics in the Treatment and Prognosis of Common Gynecological TumorsPING Quan-hong, LI NaResearch on Gynecological Malignancies361-3652The Role of Endometrial and Intestinal Microbiome in the Pathogenesis of Endometrial CarcinomaMA Xing, HUANG Wu-nan, LIU Wen-wen, LI LingResearch on Gynecological Malignancies366-3703The Correlation between MicroRNAs and Endometrial CarcinomaMA Shou-ye, ZHAO Jing, WEI Zhen-hongResearch on Gynecological Malignancies371-3754The Mechanism of LncRNA in the Proliferation and Invasion of Ovarian CancerZHANG Ding-ding, LIANG Jing-qing, GU Nan-nanResearch on Gynecological Malignancies376-3815Research Progress of Drugs for Maintenance Treatment for Platinum-Sensitive Recurrent Ovarian CancerCHANG XinResearch on Gynecological Malignancies382-3876The Role of LncRNA in Cervical CancerLI QiResearch on Gynecological Malignancies388-3927Research Progress of PD-1/PD-L1 Inhibitors in Patients with Recurrent or Metastatic Cervical CancerHAN Pin, WEN Jing, LIU Yu-chen, SUN Yi, WANG Yuan-peiResearch on Gynecological Malignancies393-3978Preliminary Establishment of Risk Scoring System for Deep Vein Thrombosis of Lower Extremities after Laparoscopic Removal of Uterine FibroidsLIANG Hui-xia, LIN Shu-yuan, FAN Wei-fang, DONG Ji-xiuResearch on Gynecological Malignancies398-4029Peutz-Jeghers Syndrome with Multiple Gynecological Tumors:A Case ReportLI Jing, KONG Fan-dou, WANG Jun-yingResearch on Gynecological Malignancies403-406,41910Leiomyomatosis Peritonealis Disseminate:A Case ReportZHANG Hao-meng, ZHANG Hong-yang, SHAO Hong-ying, WANG Yan-qiu, LI Chang-zhongResearch on Gynecological Malignancies407-41011Apatinib Mesylate Combined with Etoposide in the Treatment of Platinum Resistant Recurrent Ovarian Cancer: A Report of Two CasesGUO Yi-lin, WANG Wu-liangResearch on Gynecological Malignancies411-41412Research Progress of Trophoblast Apoptosis Induced by Villitis of Unknown Etiology in Fetal Growth RestrictionQU Lin, ZHOU XinObstetric Physiology & Obstetric Disease415-41913Vitamin B12 Deficiency and Adverse Pregnancy OutcomesWANG Tian-jingObstetric Physiology & Obstetric Disease420-42514Research Progress of MicroRNAs in Exosomes from Different Sources in Pre-EclampsiaHE Dou-dou, ZHANG Hui-fang, ZHANG Chun-yangObstetric Physiology & Obstetric Disease426-429,43815Clinical Management of Patients with Cesarean Scar Diverticulum with Fertility RequirementsLIU Guang-puObstetric Physiology & Obstetric Disease430-43316Clinical Significance of Delayed Cord Clamping in Very Preterm InfantsSHI Wei, XU Yi-ming, WANG Jun-nai, HU Meng-caiObstetric Physiology & Obstetric Disease434-43817Effect of Different Placental Attachment Position on the Pregnancy Outcome of Pernicious Placenta PreviaLI Ping, LIANG Xu-xiaObstetric Physiology & Obstetric Disease439-44218Cervical Cerclage for Complete Septate Uterus with Double Cervix and Double Vagina:A Case Report and Literature ReviewXU Chong-bin, LI Ying-tao, ZHOU Meng-yang, XIAO Xiao-mei, WEN Jing-feng, HUANG Ying-min, WANG YanObstetric Physiology & Obstetric Disease443-44819Isolated Torsion of Follpian Tube in the Second Trimester of Pregnancy:A Case Report and Literature ReviewYU Rong-feng, YANG Yong-xiuObstetric Physiology & Obstetric Disease449-45120A Case of Sj?gren′s Syndrome of Pregnancy Complicated with Fever and Hepatic InsufficiencyLI Jia-wen, LI Meng, YING Hao, ZHAO Ting-ting, YIN Ke, HUANG LuObstetric Physiology & Obstetric Disease452-455 