[1] Capital Med Univ, Beijing Childrens Hosp, Natl Ctr Childrens Hlth, Dept Burn & Plast Surg, Beijing 100045, Peoples R China
[2] Capital Med Univ, Beijing Childrens Hosp, Natl Ctr Childrens Hlth, Dept Otolaryngol, Beijing 100045, Peoples R China
[3] Beijing Childrens Hosp, Shunyi Maternal & Childrens Hosp, Beijing, Peoples R China
[4] Capital Med Univ, Beijing Childrens Hosp, Beijing Pediat Res Inst, Natl Ctr Childrens Hlth,Beijing Key Lab Pediat Dis, Beijing 100045, Peoples R China
[5] Shanghai Jiao Tong Univ, Shanghai Peoples Hosp 9, Sch Med, Dept Plast & Reconstruct Surg, 639 Zhizaoju Rd, Shanghai 200011, Peoples R China
[6] Shanghai Jiao Tong Univ, Ruijin Hosp, Sch Med, Dept Burn,Shanghai Burn Inst, 197 Ruijin 2nd Rd, Shanghai 200025, Peoples R China