Institution: | 1. Institute of Dermatology, Anhui Medical University, Hefei, Anhui, China;2. MOE Key Laboratory of Dermatology, Hefei, Anhui, China;3. Department of Dermatology and Venereology, First Affiliated Hospital, Anhui Medical University, Hefei, Anhui, ChinaE‐mail: ayzxj@vip.sina.com |