1. Department of Dermatology University Medical Center Tübingen Eberhard Karls University Tubingen Germany
2. Department of Dermatology, Venereology and Allergology Charité – Universitätsmedizin Berlin corporate member of Freie Universität Berlin Humboldt‐Universität zu Berlin, and Berlin Institute of Health Berlin Germany
3. Institute of Pathology and Neuropathology Eberhard Karls University of Tubingen and Comprehensive Cancer Center Tubingen University Hospital Tubingen Germany