1. Sorbonne University Faculty of Medicine Paris France
2. Ambroise Paré Hospital Hôpitaux de Paris (AP‐HP), Paris Saclay University Boulogne Billancourt France
3. Department of Dermatology Saint‐Louis Hospital, AP‐HP Paris France
4. Patient Priority, EMMA Paris France
5. La Roche‐Posay International Levallois‐Perret France
6. Univ. Bordeaux INSERM, BMGIC, U1035 Bordeaux France
7. Department of Dermatology and Pediatric Dermatology, National Reference Center for Rare Skin Disorders Hôpital Saint‐André Bordeaux France