[1] Frimley Hlth NHS Fdn Trust, Slough SL2 4HL, Berks, England
[2] Guys & St Thomas NHS Fdn Trust, St Johns Inst Dermatol, London SE1 9RT, England
[3] West Hertfordshire NHS Trust, Watford WD18 0HB, England
[4] Univ Hosp Birmingham NHS Fdn Trust, Birmingham B15 2TH, W Midlands, England
[5] Univ Coll Hosp, Univ Coll London Hosp NHS Fdn Trust, London NW1 2BU, England
[6] Chelsea & Westminster NHS Fdn Trust, London SW10 9NH, England
[7] Kings Coll London, London SE1 3ER, England
[8] Assoc Lichen Sclerosus & Vulval Hlth, Brighton, E Sussex, England
[9] British Assoc Dermatologists, Willan House,4 Fitzroy Sq, London W1T 5HQ, England