1@@497-4982@@499-5013@@502-5044@@505-5075@@508-5106Prevention of HIV transmission from mother to childSUN Jian-jun, LU Hong-zhou511-5147Early screening and treatment for syphilis in pregnancy and its effect on pregnancy outcomeLIU Ping, FAN Shang-rong514-5178Diagnosis and standard treatment of pregnancy with gonorrheaLI Li, LI Yin-feng517-5199Screening, diagnosis and management of group B streptococcus infection in perinatal pregnancyYING Hao, MENG Zhen-ni520-52210Perinatal genitourinary infections and preterm birthDU Juan, HUANG Zhen-jiao522-52511Near-and long-term influence of perinatal infection on the children's central nervous systemFU Jian-hua, ZHANG Dan525-52812Chorioamnionitis and fetal and neonatal diseasesHAN Tong-yan, YANG Zi, PIAO Mei-hua529-53413@@535-54014Efficacy of absorbable adhesion barrier or Foley balloon in the prevention of relapse of severe intrauterine adhesionsYAO Xiu-hua, LIU Kai, DU Hong-lei, HUANG Zhuo-min, HUANG Shan-ying, WANG Yao-kai541-54415Comparison of classic laparoscopic peritoneal vaginoplasty and laparoscopic vaginoplasty using single piece of peritoneum545-54816Analysis of correlation between clinical characteristics of vaginal precancerous lesions or cancer and those of cervical precancerous lesions or cancerZHANG Jin, WANG Dan-bo549-55317Application of cross binding suture to intractable postpartum hemorrhageLIU Hong-li, QI Hong-bo, LUO Xin, JIA Xiao-yan554-55718Meta-analysis of the effect of two different delivery methods on the pelvic floor function in the early postpartumLIN Zhong, ZHU Xue-hong, LU Kun-bin, WU Yu-bi, ZHENG Jing-hui558-56319Investigation of the reasons and the diagnosis of fetal right atrial enlargementZHANG Ying, WANG Yu564-56720Study on the existence of vaginal lactobacillus after three types of vaginoplastyWANG Lu, LIU Jian-hua568-571