Corresponding Author

Xibao Zhang

Institute of Dermatology, Guangzhou Medical University, Guangzhou, P.R. China

Department of Dermatology, Guangzhou Institute of Dermatology, Guangzhou, P.R. China

Correspondence

should be addressed to: Xibao Zhang, Email: gzpfbfzs@163.com; Jingyao Liang, Email: yingyao582@sina.com Department of Dermatology Guangzhou Institute of Dermatology 56 Hengfu Road Guangzhou 510095, P.R. China Tel.: 8620-83593476