1History and current status of microecology in ChinaYUAN Jie-li497-4982Antibiotic-associated diarrhea in pediatricsLIU Zuo-yi, CHENG Qian499-5013Relationship between microecology and anti-infectionYAN Xiao-min, HUANG Zhi-hua502-5044Intestinal flora and diarrheaWU Qing-bin504-5075Intestinal flora and immunizationLI Zhi-chuan, ZHENG Yue-jie507-5106Intestinal flora and allergyZHANG Lin510-5127Research evidence of microecological agents in the prevention and treatment of pediatric diarrhea disease and its evaluationXIAO Guo-guang, WAN Chao-min512-5158Detection of gastrointestinal flora and gastrointestinal mucous barrierHUANG Yong-kun516-5199Influence of probiotics on the intestinal flora and bile composition in infantile hepatitis syndromeLIN Li, YAN Xiao-min, HUANG Zhi-hua520-52310Study on the relationship of blood pressure with BMI,FMP and waist circumference among children and adolescents in BeijingHOU Dong-qing, CHENG Hong, WANG Tian-you, WANG Li, ZHAO Di, ZHANG Ming-ming, MI Jie524-52711Tricuspid injury in transcatheter closure procedure of perimembranous ventricular septal defects: a clinical analysis of 8 casesWANG Shu-shui, ZHANG Zhi-wei, QIAN Ming-yang, LIANG Dong-po, CHEN Ji-mei, LI Jun-jie, DING Yi-qun, ZHANG Xu, LI Bo-ning, LI Yu-fen528-53112Clinical study on early drip feeding in premature and very low birth weight infantMA Lian-mei, WANG Bao-hong, PEI Lian-ping, WU Fu-ling, HU Yan532-53413Investigation into serum lipids level in children aged 2～14-year old in ChongqingZHANG Zhi-rui, CHEN Yuan, ZHAO Lu, XIANG Ping, ZHOU Li-gang535-53814Clinical analysis of 125 children with typhoid fever from 1993 to 2008 in Chongqing areaYU Rong-hua, LIANG Jie, XU Hong-mei539-54215Safety of methylphenidate hydrochloride in the treatment for childhood benign epilepsy with centrotemporal spikes combined with attention deficit hyperactivity disorderLIANG Hui-ci, YANG Si-yuan, DAI Jin, YANG Li, YAN Cui-fang, PAN Li-wen, MAI Jian-ning543-544,54816Efficacy and safety of amoxicillin and clavulanate for oral suspension combined with rabeprazole for helicobacter pylori eradication in childrenZHU Li-ming545-54817A Meta-analysis of medication for intravenous immunoglobulin resistant Kawasaki diseaseWAN Hong, LI Xue-ying, DU Jun-bao551-556 