1. Dermatology Surgical & Laser Unit (C4); Leeds Centre for Dermatology; Chapel Allerton Hospital; Leeds LS7 4SA U.K
2. Department of Dermatology; Ninewells Hospital and Medical School; Dundee DD1 9SY U.K
3. Dermatological Surgery & Laser Unit; St John's Institute of Dermatology; St Thomas’ Hospital; London SE1 7EH U.K
4. Dermatology Department; East Kent Hospitals University NHS Foundation Trust; Canterbury CT1 3NG U.K
5. Department of Dermatology; Salford Royal NHS Foundation Trust; Stott Lane Salford M6 8HD U.K
6. Dermatology Department; Royal Victoria Infirmary; Newcastle Upon Tyne Hospitals NHS Foundation Trust; Newcastle Upon Tyne NE1 4LP U.K
7. Department of Dermatology; Queen's Medical Centre; Nottingham University Hospitals NHS Trust; Nottingham NG7 2UH U.K
8. Department of Dermatology; Lauriston Building; Edinburgh EH3 9HA U.K