1. Sinclair Dermatology, Melbourne, Australia
2. The Dermatology Centre, Salford Royal National Health Service Foundation Trust, Salford, Greater Manchester, United Kingdom
3. Hair and Nail Medicine, Bonn, Germany
4. Department of Dermatology and Allergy, University Hospital of Bonn, Bonn, Germany
5. Alan Lyell Centre for Dermatology, Queen Elizabeth University Hospital, Glasgow, United Kingdom
6. University of Melbourne, Melbourne, Australia
7. Department of Histopathology, Royal Liverpool and Broadgreen University Hospitals National Health Service Trust, Liverpool, United Kingdom
8. Centre for Dermatology Research, University of Manchester, Manchester Academic Health Science Centre and National Institute for Health Research Manchester Biomedical Research Centre, Manchester, United Kingdom