1. Department of Dermatology, The Third Affiliated Hospital of Sun Yat‑sen University, Guangzhou, Guangdong 510630, P.R. China
2. Division of In Vitro Diagnostic Reagents, National Institutes for Food and Drug Control, Beijing 100050, P.R. China
3. Key Laboratory of Genome Sciences and Information, Beijing Institute of Genomics, Chinese Academy of Sciences, Beijing 100101, P.R. China