1. Department of Dermatology Dermatology Hospital of Southern Medical University Guangzhou Guangdong China
2. Department of Dermatology Guangdong Provincial Dermatology Hospital Clinical School of Anhui Medical University Guangzhou Guangdong China
3. Department of Medical Genetics Second Xiangya Hospital Central South University Changsha Hunan China
4. Department of Dermatology University of California San Francisco and VA Medical Center San Francisco CA USA