1. Department of Dermatology, Royal Victoria Infirmary, Queen Victoria Road, Newcastle upon Tyne NE1 4LP, U.K.
2. Department of Dermatology, Royal Gwent Hospital, Cardiff Road, Newport, Gwent NP20 2UB, U.K.
3. British Association of Dermatologists, Willan House, 4 Fitzroy Square, London W1T 5HQ, U.K.
4. Institute of Cellular Medicine, Newcastle University, Framlington Place, Newcastle upon Tyne NE2 4HH, U.K.
5. Department of Dermatology, St Mary’s Hospital, Imperial College Healthcare Trust, Praed Street, London W2 1NY, U.K.