1. Department of Dermatology Cambridge University Hospitals NHS Foundation Trust Cambridge UK
2. St John's Institute of Dermatology School of Basic and Medical Biosciences King's College London London UK
3. Guy's and St Thomas' NHS Foundation Trust London UK
4. Department of Orthopedics University of Pittsburgh Medical Center of Central PA Pittsburgh Pennsylvania USA
5. Institute of Pathology Heidelberg University Hospital Heidelberg Germany
6. Department of Dermatology Chelsea and Westminster Hospital NHS Foundation Trust (West Middlesex University Hospital) London UK
7. Institute of Immunity and Transplantation Royal Free Hospital and University College London London UK
8. Nawaloka Hospital Research and Education Foundation Nawaloka Hospitals Colombo Sri Lanka
9. Department of Genetic Medicine The Royal Melbourne Hospital Melbourne Victoria Australia
10. Department of Medicine The University of Melbourne Melbourne Victoria Australia