1. Department of Dermatology and Allergology, Hospital Dresden-Friedrichstadt; Academic Teaching Hospital of the Technical University of Dresden; Dresden Germany
2. Institute of Pathology “Georg Schmorl,” Hospital Dresden-Friedrichstadt; Academic Teaching Hospital of the Technical University of Dresden; Dresden Germany
3. Department of Dermatology, Venereology, and Allergology; University of Leipzig; Leipzig Germany
4. Department of Dermatology and Allergology; SHR-Waldklinikum; Gera Germany