[1] Xi An Jiao Tong Univ, Xian Childrens Hosp, Dept Gen Surg, Affiliated Childrens Hosp, 69 Xiju Court Lane, Xian 710003, Shaanxi, Peoples R China
[2] Guangzhou Med Univ, Guangzhou Women & Childrens Med Ctr, Guangzhou Inst Pediat, Dept Pediat Surg,Guangdong Prov Key Lab Res Struc, 9 Jinsui Rd, Guangzhou 510623, Guangdong, Peoples R China
[3] Harbin Med Univ Canc Hosp, Dept Clin Lab, Biobank, Harbin, Peoples R China
[4] China Med Univ, Shengjing Hosp, Dept Pediat Surg, Shenyang, Peoples R China
[5] Zhengzhou Univ, Affiliated Hosp 1, Dept Pediat Surg, Zhengzhou, Peoples R China
[6] Hunan Childrens Hosp, Dept Pediat Surg, Changsha, Peoples R China
[7] Xi An Jiao Tong Univ, Affiliated Hosp 2, Dept Pediat Surg, Xian, Peoples R China
[8] Wenzhou Med Univ, Affiliated Hosp 2, Dept Hematol, Wenzhou, Peoples R China
[9] Wenzhou Med Univ, Yuying Childrens Hosp, Wenzhou, Peoples R China
[10] Children Hosp & Women Hlth Ctr Shanxi, Dept Pathol, Taiyuan, Peoples R China
[11] Kunming Childrens Hosp, Kunming Key Lab Children Infect & Immun, Yunnan Key Lab Childrens Major Dis Res, Yunnan Inst Pediat,Yunnan Med Ctr Pediat Dis, Kunming, Yunnan, Peoples R China