1Thoughts about the diagnosis of genetic leukoencephalopathyJIANG Yu-wu, WU Xi-ru497-5002Alexander disease and Canavan diseaseWU Bao-min, TONG Sheng-chun500-5043X-linked adrenoleukodystrophyBAO Xin-hua504-5074Metachromatic leukodystrophySHI Hui-ping507-5105Leukcenccphalopathy with vanishing white matterWU Ye510-5136Megalencephalic leukoencephalopathy with subcortical cystsWANG Jing-min, JIANG Yu-wu514-5167Neuroimaging characteristics of genetic leukoencephalopathyFAN Guo-guang516-5218Pelizacus-Merzbacher disease and Pelizaeus-Merzbacher-like diseaseJI Tao-yun, JIANG Yu-wu522-5249Survey on the physique development of the children under 7 in the rural area in Gansu province in 2006.LIU Hong, ZHANG Ling, XUE Hong-li, LIU Shu-wen, CHEN An-ting, LI Zhi-lan527-53110The balance function in children with attention deficit hyperactivity disorder with/without learning disabilitiesCHENG Jia, WANG Yu-feng, FENG Lei, PEN Ynan-chun532-53511The relationship between vasovagal syncope and anxiety in childrenDING Yi-yi, WANG Cheng, LIU Xiao-yan, LIN Ping, WU Li-jia, XUE Xiao-hong, LI Ming-xiang, Praveen Kumar, HU Chun-yan536-53812Diagnosis and treatment of 23 cases of congenital cystic adenomatoid malformation(CCAM) of the lung in childrenLU Gen, SHEN Kun-ling, HU Ying-hui, ZENG Jin-jin, WANG Wei, ZHOU Chun-ju539-54113High risk factors analysis of ventilator-associated pneumonia in prematureCHEN Hua-you, XU Nai-jun542-54414Urinary excretion of hepatocyte growth factor in Henoch-Sch(o)nlein purpura children and Its clinical significanceDING Wen-Jie, SUN Shu-zhen, WANG Yan-dong545-54715The study of behavior problem in children with a history of febrile seizuresWU Xiao-hui, MAI Jian-ning, YANG Si-yuan548-55116Evaluation on treatment and prognosis of congenital hypothyroidism at various agesLIN Xiao-mei, WEN Fei-qiu, ZHANG Wei, WU ben-qing, LI Zhi-Guang, PAN Xiao-mei, PEN Jing-hui, LIN Lin-hua, GUO Hui552-55517Analysis of the prevalence status of overweight and obesity in students in ChengduYU Tao, LIN Jie-qiu556-558