Department of Dermatology, Churchill Hospital, Oxford, UK Sam Vincent
BMA Publishing Group, Clinical Evidence, BMA House, London, UK Victoria P Werth
Department of Dermatology, University of Pennsylvania, Philadelphia, USA Ros Weston
Focus Freelance Writing and Research, Salisbury, UK David Whitelaw Sean Whittaker
St John's Institute of Dermatology, St Thomas's Hospital, London, UK Maxine Whitton
Consumer contributor, Cochrane Skin Group, London, UK Hywel Williams
Centre of Evidence-Based Dermatology, University Hospital, Queen's Medical Centre, Nottingham, UK Fenella Wojnaworska
Department of Dermatology, The Churchill Hospital, Headington, Oxford, UK Hans Wolff
Department of Dermatology and Allergology, Ludwig-Maximilians-University, Munich, Germany Johannes C van der Wouden
Department of General Practice, Erasmus MC-University Medical Center, Rotterdam, The Netherlands
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