1. Department of Dermatology and Venereology University of Cologne Faculty of Medicine and University Hospital Cologne Cologne Germany
2. Center for Integrated Oncology Aachen – Bonn – Cologne – Düsseldorf (CIO ABCD) Cologne Germany
3. Department of Nuclear Medicine University of Cologne Faculty of Medicine and University Hospital Cologne Cologne Germany
4. Department of Pathology University of Cologne Faculty of Medicine and University Hospital Cologne Cologne Germany