1. Division of Infection & Immunity Cardiff University, University Hospital of Wales, Heath Park Cardiff CF14 4XN U.K
2. Alva Medical Practice West Johnstone Street Alva FK12 5BD U.K
3. Dermatology Department Stirling Community Hospital Stirling FK8 2AU U.K
4. St John's Institute of Dermatology Guy's and St Thomas’ NHS Foundation Trust, St Thomas’ Hospital London SE1 7EH U.K
5. The Hidradenitis Suppurativa Trust Rochester ME2 4DY U.K
6. Great Western Hospitals NHS Foundation Trust Marlborough Road Swindon Wiltshire SN3 6BB U.K
7. Oxford University Hospitals NHS Trust John Radcliffe Hospital Headington Oxford OX3 9DU U.K
8. Division of Dermatology Women's College Hospital Toronto ON Canada
9. Division of Dermatology, Department of Medicine University of Toronto Toronto ON Canada
10. British Association of Dermatologists Willan House, 4 Fitzroy Square London W1T 5HQ U.K