1. University of Birmingham; Institute of Applied Health Research; Birmingham UK B15 2TT
2. University Hospitals Birmingham NHS Foundation Trust and University of Birmingham; NIHR Birmingham Biomedical Research Centre; Birmingham UK
3. Institute of Cancer Research and The Royal Marsden NHS Foundation Trust; Joint Department of Physics; 15 Cotswold Road Sutton UK SM2 5NG
4. The University of Nottingham; c/o Cochrane Skin Group; Nottingham UK
5. Churchill Hospital; Department of Dermatology; Old Road Headington Oxford UK OX3 7LE
6. University of Nottingham; Centre of Evidence Based Dermatology; Queen's Medical Centre Derby Road Nottingham UK NG7 2UH