Institution: | 1. Department of Dermatology, Taipei Veterans General Hospital, Taipei, Taiwan;2. Department of Dermatology, National Yang‐Ming University, Taipei, Taiwan;3. Department of Dermatology, Wan Fang Hospital, Taipei Medical University, Taipei, Taiwan;4. Department of Dermatology, Taichung Veterans General Hospital, Taichung, Taiwan;5. Institute of Public Health, National Yang‐Ming University, Taipei, Taiwan;6. Department of Family Medicine, Taipei Veterans General Hospital, Taipei, Taiwan;7. Department of Dermatology, National Defense Medical Center, Taipei, Taiwan |