1. Department of Dermatology, Xiangya Hospital Central South University Changsha China
2. Hunan Engineering Research Center of Skin Health and Disease Central South University Changsha China
3. Hunan Key Laboratory of Skin Cancer and Psoriasis Central South University Changsha China
4. Department of Social Medicine and Health Management, Xiangya School of Public Health Central South University Changsha China
5. Leonard D. Schaeffer Center for Health Policy & Economics University of Southern California Los Angeles California USA
6. Department of Dermatology Peking University Third Hospital Beijing China
7. Department of Dermatology, Sinopharm Dongfeng General Hospital Hubei University of Medicine Shiyan China