1. Department of Dermatology Hôpital Estaing, CHU Clermont‐Ferrand Clermont‐Ferrand France
2. Department of Dermatology Hôpital Cochin Port‐Royal, APHP Paris France
3. Department of Dermatology Hôpital Saint Eloi, CHU Montpellier Montpellier France
4. Department of Allergology Centre Erik Satie, CHU Rouen Rouen France
5. Department of Dermatology Hôpital Claude Huriez, CHU Lille Lille France
6. Department of Dermatology Hôpital Nord, CHU Grenoble La Tronche France
7. Department of Dermatology Hôpital d'instruction des armées Sainte Anne Toulon France
8. Department of Dermatology CHU Henri Mondor Créteil France
9. Department of Dermatology Hôpital Hotel Dieu, CHU Nantes Nantes France
10. Department of Professional Pathology Centre hospitalier intercommunal Créteil France
11. Department of Allergology and Immunology CHU Lyon sud Lyon France
12. Department of Dermatology Hôpital Larrey, CHU Toulouse Toulouse France
13. Department of Dermatology CHU Caen Caen France
14. Department of Dermatology CHU Dijon‐Bourgogne Dijon France
15. Department of Dermatology Hôpital Saint‐André, CHU Bordeaux Bordeaux France
16. Department of Dermatology CHU Angers Angers France
17. Département de dermatologie et allergologie, Sorbonne Université, INSERM, Institut Pierre Louis d'Epidémiologie et de Santé Publique AP‐HP.Sorbonne Université, Hôpital Tenon Paris France
18. Department of Dermatology Hôpital Jean Minjoz, CHU Besançon Besançon France