1. Department of Dermatology and Phlebology Vivantes Klinikum im Friedrichshain Berlin Germany
2. Department of Pediatrics Vivantes Klinikum im Friedrichshain Berlin Germany
3. Department of Pathology Vivantes Klinikum Neukölln Berlin Germany
4. Department of Dermatology Venereology and Allergology University of Lübeck Lübeck Germany
5. Lübeck Institute of Experimental Dermatology (LIED) University of Lübeck Lübeck Germany