1. Department of Dermatology and Venereology; Institute of Medical Sciences, Banaras Hindu University; Varanasi India
2. Medical Health Centre Frauenfeld; Frauenfeld Switzerland
3. School of Medicine, College of Medicine; Chang Gung University; Taoyuan Taiwan
4. Department of Dermatology; Chang Gung Memorial Hospital, Linkou; Taoyuan Taiwan
5. Department of Dermatology; Whittington Health NHS Trust; London UK
6. National Heart & Lung Institute, Section of Inflammation and Repair; Imperial College London; London UK
7. Department of Dermatology; St George Hospital & University of New South Wales; Sydney Australia