[1] Chongqing Med Univ, Chongqing Key Lab Child Infect & Immun, Chongqing, Peoples R China
[2] Chongqing Med Univ, Key Lab Child Dev & Disorders, Minist Educ, Chongqing, Peoples R China
[3] Chongqing Med Univ, China Int Sci & Technol Cooperat Base Child Dev, Chongqing, Peoples R China
[4] Chongqing Med Univ, Dept Dermatol, Childrens Hosp, 136,Zhongshan 2nd Rd, Chongqing 400014, Peoples R China