1. Chang Gung Memorial Hospital; Department of Dermatology and Centre for Evidence-Based Medicine; 6, Sec West, Chia-Pu Road Puzih Chiayi Taiwan 61363
2. Chang Gung University; College of Medicine; Taoyuan Taiwan
3. Far Eastern Memorial Hospital; Department of Dermatology; 21, Sec 2, Nanya S Rd Banciao District New Taipei City Taiwan 220
4. University of Oxford; Nuffield Department of Clinical Medicine; Oxford UK
5. University of Tübingen; Institute of General Medicine and Interprofessional Care; Tübingen Germany
6. Amersham Hospital, Buckinghamshire Healthcare NHS Trust; Department of Dermatology; 100 Gilbert Scott Court Whielden Street Amersham Buckinghamshire UK HP7 0JD
7. Coventry University; Centre for Technology Enabled Health Research (CTEHR); Priory Street Coventry UK CV1 5FB