1. Service de Dermatologie, Assistance Publique–Hôpitaux de Paris Hôpital Saint-Louis, Paris, France, and INSERM Unité 1163, Imagine Institute of Genetic Diseases, Université Paris Cité, Paris, France
2. St John’s Institute of Dermatology, Faculty of Life Sciences and Medicine, King’s College London, London, UK
3. Institute of Infection, Inflammation and Immunity, University of Glasgow, Glasgow, UK
4. Department of Dermatology, University Hospital Basel, Basel, Switzerland
5. Laboratory for Investigative Dermatology, The Rockefeller University, New York, NY, USA