1Research on multi-drug resistant bacterial infection from single center in PediatricsLü Shujing, Guoxixiao, Xu Yali, Liu Ling, Zhan Xiaowen, Fu Suzhen4034-40402Analysis of influencing factors and prognostic value of Ki -67 expression in triple negative breast cancer patientsLi Yin, Gu Yuanting, Li Lin, Wang Fang, Wang Nan, Xiong Youyi4040-40423Application of the early clinical education reform under the "program of excellent doctor"in pathophysiology teachingZhang Bei, Niu Chunhong4043-40454Observation of curative effect of pure titanium post core and quartz fiber post core combined with cast porcelain crown in repairing molar defectZhu Juanfang, Liu Xiaoke, Gan Kang, Wang Yiting, Dong Guanhua, Wang Ning4046-40485Effect of body mass index on perioperative infection in patients with knee replacementJia Ruiping4049-40516Analysis of influencing factors of hospitalization expenses of patients with cerebral infarction of non-surgical treatmentCao Yunbo, Jiang Ru, Zhang Wenjuan, Wang Xinhong, Song Houbin4052-40537Clinical analysis of 9 cases of Leydig cell tumorShi Huiyuan, Shi Jianglong, Zhang Haoran, Wei Jinxing4054-40568Clinical observation of niaotongkakenaiqi tablets in the treatment of hematospermia seminal vesiculitisHe Wei, Wang Guangce, Wang Suogang, Chi Kaikai4056-40599The research value of Th1 / Th2 cytokine,M-CSF and BA in unexplained recurrent spontaneous abortionHuang Junsheng, Liu Xiaojie4059-406210Clinical observation of ranibizumab in the treatment of chronic central serous chorioretinopathyLiu Songtao, Jiang Lewen, Gao Liang, Liu Xiangling4062-4065