1. Department of Dermatology; Maastricht University Medical Center+; Maastricht The Netherlands
2. GROW Research School for Oncology and Developmental Biology; Maastricht University Medical Center+; Maastricht The Netherlands
3. Department of Dermatology; University Medical Center Groningen; University of Groningen; Groningen The Netherlands
4. St John's Institute of Dermatology; King's College London (Guy's Campus); London UK
5. As'ad Al-Hamad Dermatology Center; Al-Sabah Hospital; Kuwait City Kuwait
6. Department of Dermatology; Tel Aviv Sourasky Medical Center; Tel Aviv Israel
7. Institute of Medical Biology; Immunos; Singapore Singapore
8. Centre for Dermatology and Genetic Medicine; Colleges of Life Sciences and Medicine, Dentistry and Nursing; Medical Sciences Institute; Dundee UK