1. Department of Dermatology University Hospital of Heraklion Heraklion Greece
2. Department of Pathology University Hospital of Crete Heraklion Greece
3. Dermatology Centre, Institute of Inflammation and Repair University of Manchester, Manchester Academic Health Science Centre, Salford Royal NHS Foundation Hospital Manchester UK
4. First Dermatology Department, Medical School Aristotle University Thessaloniki Thessaloniki Greece
5. Department of Pathology Venizeleio General Hospital Heraklion Greece
6. 2nd Department of Dermatology and Venereology National and Kapodistrian University of Athens, Medical School, “Attikon” General University Hospital Athens Greece
7. Department of Surgery II Witten/Herdecke University Witten Germany