1 Department of Dermatology, CHU Rennes, F35000, Rennes, France.
2 University of Rennes 1, F35000, Rennes, France.
3 Department of Dermatology, CHU Nantes, F44093, Nantes, France.
4 Department of Dermatology and Pediatric Dermatology, Necker-Enfants Malades Hospital, Assistance Publique Hôpitaux de Paris (APHP), F75015, Paris, France.
5 EA 7449 REPERES Pharmacoepidemiology and Health Services Research, F35000, Rennes, France.