1 Charité - Universitätsmedizin Berlin, corporate member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health, Department of Dermatology, Venereology and Allergology, Division of Evidence-Based Medicine (dEBM).
2 Dermatological Practice München-Neuhausen, Munich.
3 Department of Dermatology and Allergology, Ludwig-Maximilian University, Munich.
4 Department of Visceral, Vascular and Endocrine Surgery, University Hospital Halle, Halle/Saale.
5 Department and Clinic for Oral and Maxillofacial Surgery and Plastic Surgery, University Hospital Greifswald.
6 Dermatological Practice Paasch, Gotha, Jesewitz OT Gotha.
7 Department of Radiology, University Hospital Erlangen.
8 Skin Center Am Forsterpark, Augsburg.
9 Department or Dermatology, University Hospital Erlangen.