[1] Shanghai Jiao Tong Univ, Sch Med, Shanghai Gen Hosp, Dept Dermatol, 100 Haining Rd, Shanghai 200080, Peoples R China
[2] Guangzhou Med Univ, Inst Dermatol, Guangzhou, Peoples R China
[3] Guangzhou Inst Dermatol, Dept Dermatol, 56 Hengfu Rd, Guangzhou 510095, Peoples R China