1. Dermatological Surgery Unit Royal Victoria Infirmary Newcastle Upon Tyne UK
2. Department of Dermatology Walsall Healthcare NHS Trust Walsall UK
3. Dermatological Surgery and Laser Unit St John's Institute of Dermatology Guy's and St Thomas' NHS Foundation Trust London UK
4. Department of Dermatology Leicester Royal Infirmary Leicester UK
5. Dermatological Surgery Unit Ninewells Hospital Tayside, Dundee UK
6. Dermatological Surgery Unit Salford Royal Foundation Trust Manchester UK