[1]Capital Med Univ, Beijing Childrens Hosp, Beijing 100045, Peoples R China.
[2]Lanzhou Inst Biol Prod, Lanzhou, Peoples R China.
[3]Shenzhen Childrens Hosp, Shenzhen, Peoples R China.
[4]Fudan Univ, Pediat Hosp, Shanghai 200433, Peoples R China.
[5]China Med Univ, Shengjing Hosp, Shenyang, Peoples R China.
[6]Tianjin Childrens Hosp, Tianjin, Peoples R China.
[7]Nanjing Childrens Hosp, Nanjing, Peoples R China.
[8]Chongqing Med Univ, Chongqing Childrens Hosp, Chongqing, Peoples R China.
[9]Yuying Childrens Hosp, Wenzhou Med Coll, Wenzhou, Peoples R China.
[10]Suzhou Univ, Pediat Hosp, Suzhou 215006, Peoples R China.
[11]Anhui Med Univ, Affiliated Hosp, Hefei, Anhui, Peoples R China.
[12]Xinjiang Med Univ, Affiliated Hosp 1, Xinjiang, Peoples R China.