1 CEReSS-EA 3279, Dermatology Department, Research Centre in Health Services and Quality of Life Aix Marseille University, University Hospital Timone, Assistance Publique Hôpitaux de Marseille, APHM, Marseille, France.
2 Department of Dermatology, AP-HP, Henri-Mondor Hospital, Creteil, France.
3 INSERM Infinity U1291, Université de Toulouse et CHU, Toulouse, France.
4 Department of Dermatology, Erasmus MC, Rotterdam, The Netherlands.
5 Section of Dermatology and Venereology, Department of Medicine, University of Verona, Verona, Italy.
6 Department of Pediatric Dermatology, Carol Davila University of Medicine and Pharmacy, Colentina Clinical Hospital, Bucharest, Romania.
7 Patients priority, EMMA, Fontenay Sous-Bois, France.
8 Second department of Dermatology and Venerology of Aristotle School of Medicine, Papageorgiou Hospital, Thessaloniki, Greece.
9 Department of Dermatology, Hospital de la Santa Creu i Sant Pau, Universitat Autònoma de Barcelona, Barcelona, Spain.
10 Departmentt of Dermatology-Venereology, National and Kapodistrian University of Athens, Andreas Sygros Hospital, Athens, Greece.