1. University of Bordeaux UMR 1312 INSERM Bordeaux France
2. Dermatology Department CHU Bordeaux Bordeaux France
3. Department of Dermatology and Venereology University Hospital Hamburg‐Eppendorf Hamburg Germany
4. Department of Dermatology University Hospital of Muenster Muenster Germany
5. University Hospital Birmingham Birmingham UK
6. Kyowa Kirin, Inc Princeton New Jersey USA
7. Kyowa Kirin International Buckinghamshire UK