1Long way to go: prenatal screening and diagnosis of chromosomal abnormalitiesBIAN Xu-ming, QI Qing-wei889-8912Overseas technology management reference in screening for Down's syndrome during pregnancyMA Jing-mei, YANG Hui-xia892-8943Combined serum and ultrasound screening for early diagnosis of Down's syndromeDONG Yan-liang, YAN Xiao-nan895-8984Clinical fetal monitoring and interpretation of intracranial space widenedHE Jing, CAI Shu-ping898-9015Value of fetal magnetic resonance imaging for the prenatal diagnosisZHAO Lian-xin, WANG Guang-bin901-9056HIV screening during pregnancy and the prevention of mother-to-child HIV vertical transmissionSUN Li-zhou, CHEN Bing-lan905-9087The value of TORCH screening during pregnancy in the prenatal diagnosisCHENG Bi-heng, WEN Liang-zhen908-9118Molecular biology techniques in prenatal diagnosisQU Wen-yu, LIU Li-ying911-9149Detection of fetal DNA in maternal plasma for prenatal diagnosisPENG Wen, WANG Xie-tong914-91610Classification of thalassemia and prenatal screening and diagnosis during pregnancy916-91911Prenatal screening and diagnosis of congenital heart diseaseLI Sheng-li920-92212Awareness and prevention and control of medical risk in screening birth defects during pregnancyKONG Xin, LING Jin-feng922-92413Investigation for fetal ventriculomegaly and chromosomal aberrationSONG Hua-lei, CHEN Bao-jiang, FANG Qun, LUO Yan-min, CHEN Yong-zhen, CHEN Jun-hong925-92814Effects of polycystic ovarian syndrome on in vitro fertilization-embryo transfer outcomesZENG Xiao-xia, LIU Feng-hua, DU Hong-zi, LONG Xiao-lin, ZHANG Wen-hong, HUANG Yu-ling, LIU Yi-tong929-93215Effects of fructose on metabolic changes after cesarean section in gestational diabetes mellitus patientsWANG Xiao-yan, JIN Zhen, XU Qi-wei, WANG Ping-ting, AI Wan-ting933-93516The relationship between the placental ultrastructures in gestational diabetes mellitus and abnormal fetal growth.MI Yang, GUO Na, HUANG Pu, GOU Wen-li936-93917The effect of initiative immunotherapy on the humoral and cellular immune in unexplained recurrent spontane ous abortion womenQIN Wei-bing, YANG Ning, CUI Rong, WANG Yi-feng, ZHAO Wen-zhong, MIAO Zhu-lin, ZENG Shao-yan940-94218Clinical curative effects of three non-surgical therapies for cervical cancerQU Si-rao, WU Xin, ZHAO Jing, ZHANG Yu-qin943-94519Factors affecting the duration of the latency period in preterm premature rupture of membranesYU Xin-yang, QI Hong-bo, LI Li, YANG Xia946-94920Comparision of intensity-modulated rdiation therapy and conventional radiotherapy for advanced cervical cancer without lymph node metastasisQIAO Wen-juan, JIN Hong, CHENG Hai-yan, ZHANG Yun-yan950-952 