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. Newcastle Hospitals NHS Trust, Royal Victoria Infirmary; Newcastle Hospitals; Newcastle UK
4. The University of Queensland, PA-Southside Clinical Unit; School of Clinical Medicine; Brisbane Queensland Australia
5. Royal Stoke Hospital; Plastic Surgery; Stoke-on-Trent Staffordshire UK ST4 6QG
6. The University of Nottingham; c/o Cochrane Skin Group; Nottingham UK
7. Churchill Hospital; Department of Dermatology; Old Road Headington Oxford UK OX3 7LE
8. Guy's and St Thomas' NHS Foundation Trust; Department of Dermatology; DSLU, Cancer Centre Great Maze Pond London UK SE1 9RT
9. University of Nottingham; Centre of Evidence Based Dermatology; Queen's Medical Centre Derby Road Nottingham UK NG7 2UH