1. Dermatology Department AP‐HPHenri Mondor Hospital Créteil France
2. Microbiology Department AP‐HPHenri Mondor Hospital Créteil France
3. INSERM U955 Université Paris Est Créteil Val de MarneUPEC Créteil France
4. Reference Center for Toxic Bullous Diseases and Severe Drug Reactions TOXIBUL Créteil France
5. Dermatology Department Saint André Hospital Bordeaux France
6. Pathology Department AP‐HPHenri Mondor Hospital Créteil France
7. Dermatology Department Saint Eloi Hospital Montpellier France
8. Dermatology Department Charles Nicole Hospital Rouen France
9. Immunology Department INSERM Unité U955 Institut Mondor de Recherche BiomédicaleAP‐HPHenri Mondor Hospital Créteil France
10. Pharmacovigilance Department AP‐HPPitié‐Salpêtrière Hospital Paris France
11. Pharmacology and Toxicology Department AP‐HPRaymond Poincaré Hospital Garches France
12. Intensive Care Unit AP‐HPHenri Mondor Hospital Créteil France
13. Université Paris Est Créteil Val de MarneUPEC Créteil France
14. Clinical Investigation Center Henri Mondor Hospital Créteil France
15. Univ Paris Est Créteil EpidermE Créteil France