1 Dermatology department, Henri Mondor hospital, AP-HP, Créteil, France; French Investigators for Skin Adverse Reactions to Drugs (FISARD) group, Paris, France; Refence center for toxic bullous diseases and severe drug reactions TOXIBUL, Créteil, France; Univ Paris Est Créteil EpiDermE, Créteil, France.
2 INSERM CIC1415, CHRU de Tours, Tours, France.
3 French Investigators for Skin Adverse Reactions to Drugs (FISARD) group, Paris, France; Dermatology department, CHU Bordeaux, Bordeaux, France.
4 French Investigators for Skin Adverse Reactions to Drugs (FISARD) group, Paris, France; Dermatology department, CHU Edouard Herriot, Lyon, France.
5 French Investigators for Skin Adverse Reactions to Drugs (FISARD) group, Paris, France; Dermatology department, CHU Dijon, Dijon, France.
6 French Investigators for Skin Adverse Reactions to Drugs (FISARD) group, Paris, France; Sorbonne Université, INSERM, Institut Pierre Louis d'Epidémiologie et de Santé Publique, AP-HP, Hôpital Tenon, Département de dermatologie et allergologie, Paris France.
7 Dermatology department, CHU Nice, Nice, France.
8 French Investigators for Skin Adverse Reactions to Drugs (FISARD) group, Paris, France; Dermatology department, CHU Charles Nicolle, Rouen, France.
9 Dermatology department, CHU Tours, Tours, France.
10 French Investigators for Skin Adverse Reactions to Drugs (FISARD) group, Paris, France; Dermatology department, Bichat hospital, APHP, Paris, France.
11 Dermatology department, La Timone hospital, APHP, Marseille, France.
12 French Investigators for Skin Adverse Reactions to Drugs (FISARD) group, Paris, France; Dermatology department, Hôpital Estaing, CHU Clermont-Ferrand, Clermont-Ferrand, France.
13 French Investigators for Skin Adverse Reactions to Drugs (FISARD) group, Paris, France; Dermatology department, CHU Caen, Caen, France.
14 Dermatology department, CHU Amiens, Amiens, France.
15 Dermatology department, Henri Mondor hospital, AP-HP, Créteil, France.
16 Unité de Recherche Clinique, Henri Mondor hospital, APHP, Créteil, France.
17 Dermatology department, Henri Mondor hospital, AP-HP, Créteil, France; French Investigators for Skin Adverse Reactions to Drugs (FISARD) group, Paris, France.
18 INSERM CIC1415, CHRU de Tours, Tours, France; Université de Tours, Université de Nantes, INSERM, SPHERE U1246, Tours, France.
19 French Investigators for Skin Adverse Reactions to Drugs (FISARD) group, Paris, France; Facial Dermatosis Clinic, ENT Department Hôpital Universitaire Pitié-Salpêtrière, AP-HP, Paris, France. Electronic address: olivier.chosidow@aphp.fr.