1 Severe Cutaneous Adverse Drug Reaction Regional Center, Dermatology Department, CHU Lyon Centre, Hospices Civils de Lyon, Lyon, France.
2 Internal Medicine Department, CHU Lyon Centre, Hospices Civils de Lyon, Lyon, France.
3 Immunology and Clinical Immunology Clinic, CHU Brugmann, Bruxelles, Belgium.
4 Severe Cutaneous Adverse Drug Reaction Regional Center, Dermatology Department, CHU Lyon Centre, Hospices Civils de Lyon, Lyon, France. Electronic address: benoit.ben-said@chu-lyon.fr.