[1]Peking Univ, Peoples Hosp, Dept Pediat, Beijing 100871, Peoples R China.
[2]Peking Univ, Dept Pediat, Hosp 1, Beijing 100871, Peoples R China.
[3]Fudan Univ, Dept Neurol, Childrens Hosp, Shanghai 200433, Peoples R China.
[4]Quanzhou Womens & Childrens Hosp, Dept Pediat, Quanzhou, Peoples R China.
[5]Tianjin Childrens Hosp, Dept Neurol, Tianjin, Peoples R China.
[6]Beijing Childrens Hosp, Dept Neurol, Beijing, Peoples R China.
[7]Jilin Univ, Dept Pediat Neurol, Bethune Hosp 1, Changchun 130023, Peoples R China.
[8]Wenzhou Med Univ, Dept Pediat Neurol, Affiliated Hosp 2, Wenzhou, Peoples R China.
[9]Xijing Hosp, Dept Neurol, Xian, Peoples R China.
[10]Cent S Univ, Xiangya Hosp, Dept Pediat, Changsha 410083, Peoples R China.
[11]Chongqing Med Univ, Dept Neurol, Childrens Hosp, Chongqing, Peoples R China.
[12]Guangdong 999 Brain Hosp, Dept Neurol 3, Guangzhou, Guangdong, Peoples R China.