Affiliation: | 1. Department of Dermatology, Nantes University Hospital, , Nantes, France;2. Department of Dermatology, Aarhus University Hospital, , Aarhus, Denmark;3. Department of Dermatology, UZ Brussels, Vrije Universiteit Brussel, , Brussels, Belgium;4. Department of Dermatology, Rady Children's Hospital, , San Diego, California;5. Department of Dermatology, Bambino Gesù Children's Hospital, I.R.C.C.S, , Rome, Italy;6. Department of Anesthesia, Intensive Care, and Dermatological Sciences, Fondazione Ca' Granda Ospedale Maggiore Policlinico, , Milan, Italy;7. Department of Psychosomatic Medicine‐Psychodermatology, University of Giessen, , Giessen, Germany;8. Department of Dermatology, Children's Memorial Hospital, , Chicago, Illinois;9. Department of Dermatology, St. Justine University Hospital, , Montreal, Quebec, Canada;10. Department of Dermatology, University Hospital, Katholieke Universiteit Leuven, , Leuven, Belgium;11. Department of Dermatology, Hospital del Nino Jesus, , Madrid, Spain |