1. St John's Institute of Dermatology Guy's and St Thomas’ NHS Foundation Trust London U.K.
2. Institute of Health and Society Faculty of Medical Sciences Newcastle University Newcastle upon Tyne U.K.
3. Department of Medical and Molecular Genetics King's College London London U.K.
4. Dermatological Sciences Institute of Cellular Medicine Medical School Newcastle University Newcastle upon Tyne U.K.
5. Department of Dermatology Royal Victoria Infirmary Newcastle Hospitals NHS Foundation Trust Newcastle upon Tyne U.K.
6. Dermatology Centre Salford Royal NHS Foundation Trust University of Manchester Manchester Academic Health Science Centre NIHR Manchester Biomedical Research Centre Manchester U.K.
7. Department of Biostatistics & Health Informatics Institute of Psychiatry, Psychology and Neuroscience, King's College London London U.K.
8. Centre for Biostatistics School of Health Sciences University of Manchester Manchester Academic Health Science Centre Manchester U.K.
9. Clinical Trials Research Unit Leeds Institute of Clinical Trials Research University of Leeds Leeds U.K.
10. Institute of Infection, Immunity and Inflammation University of Glasgow Glasgow U.K.