1. Department of Dermatology; University of Southern California; Los Angeles CA USA
2. Richford Gate Medical Practice; London UK
3. Division of Dermatology and Venerology; Department of Internal Medicine Specialties; Geneva University Hospitals; Geneva Switzerland
4. Department of Pathology and Immunology; University of Geneva; Geneva Switzerland
5. Department of Dermatology; Apollo Hospitals; Chennai India
6. Department of Dermatology; Westmead Hospital; The University of Sydney; Westmead NSW Australia
7. Department of Dermatology; Hospital das Clínicas University of São Paulo; São Paulo Brazil
8. Whipps Cross University Hospital and the Royal London Hospital; London UK
9. Novartis Pharma AG; Basel Switzerland
10. GfK; Basel Switzerland
11. The Dermatology Centre; Salford Royal NHS Foundation Trust; NIHR Manchester Biomedical Research Centre; Manchester Academic Health Science Centre; The University of Manchester; Manchester UK