1. Centre of Evidence Based Dermatology King's Meadow Campus Lenton Lane Nottingham NG7 2NR U.K
2. Department of Dermatology Lewisham and Greenwich NHS Trust London U.K
3. Division of Applied Medicine Aberdeen University Aberdeen U.K
4. Department of Dermatology University Hospitals Leicester Leicester Royal Infirmary Infirmary Square Leicester LE1 5WW U.K
5. Institute of General Practice and Interprofessional Care University of Tübingen Tübingen Germany
6. Department of Dermatology University Hospitals Birmingham NHS Foundation Trust Birmingham B15 2WB U.K
7. Department of Dermatology Hull and East Yorkshire Hospitals NHS Trust Hull U.K