1. Department of Dermatology and Venereology; Southwest Hospital Affiliated to The Third Military Medical University; Chongqing China
2. Department of Dermatology; The First Hospital of Wuhan; Tongji Medical College; Wuhan China
3. Department of Dermatology and Venereology; The Second People's Hospital of Chengdu; Chengdu China
4. Department of Dermatology and Venereology; The First Hospital Affiliated to The Kunming Medical University; Kunming China
5. Department of Dermatology and Venereology; Xijing Hospital Affiliated to The Fourth Military Medical University; Xi'an China
6. Department of Dermatology and Allergy; Technische Universität München; Munich Germany