1. Department of Dermatology; Rouen University Hospital; Rouen France
2. INSERM U 905; Normandy University; Rouen France
3. Department of Dermatology; University of Lübeck; Lübeck Germany
4. Department of Dermatology; Catholic Hospital Group of Lille; Lille France
5. Department of Dermatology; Caen University Hospital; Caen France
6. Department of Dermatology; Desgenettes Military Hospital; Lyon France
7. Department of Dermatology; Lyon-South University Hospital; Lyon France
8. Department of Dermatology; Aurillac General Hospital; Aurillac France
9. Department of Dermatology; Toulouse University Hospital; Toulouse France
10. Department of Dermatology; Annecy General Hospital; Annecy France
11. Department of Dermatology; Orléans Regional Hospital; Orléans France
12. Department of Dermatology; Chalon sur Saône General Hospital; Chalon sur Saône France
13. Department of Dermatology; Nimes University Hospital; Nimes France
14. Laboratory of Immunology; Rouen University Hospital; Rouen France