1. Department of Dermatology University Hospital of Wales, Cardiff and Vale University Health Board Cardiff UK
2. Centre for Trials Research Cardiff University Cardiff UK
3. Specialist Antimicrobial Chemotherapy Unit Public Health Wales Cardiff UK
4. Department of Dermatology Churchill Hospital Oxford University Hospitals NHS Foundation Trust Oxford UK
5. Department of Dermatology Queen Elizabeth Hospital University Hospitals Birmingham NHS Foundation Trust Birmingham UK
6. Department of Dermatology Manor Hospital Walsall Healthcare NHS Trust Wallsall UK
7. Department of Dermatology Leicester Royal Infirmary Leicester University Hospitals NHS Trust Leicester UK