1. Dermatology Department; University Hospital of Bordeaux; 1 rue Jean Burguet 33000 Bordeaux France
2. Pathology Department; University Hospital of Bordeaux; 1 rue Jean Burguet 33000 Bordeaux France
3. Division of Immunodermatology and Allergy Research; Department for Dermatology, Allergy and Venereology; Hannover Medical School; Hannover Germany