1. Salford Royal NHS Foundation Trust Manchester Academic Health Science Centre and NIHR Biomedical Research Centre Manchester U.K.
2. Musculoskeletal and Dermatological Sciences School of Biological Sciences Faculty of Biology, Medicine and Health University of Manchester Manchester U.K.
3. Department of Pathology Royal Liverpool University Hospital Liverpool U.K.
4. Department of Pathology University General Hospital of Murcia Murcia Spain
5. Department of Dermatology and Cutaneous Surgery University of Miami Miller School of Medicine Miami FL U.S.A.