1. Department of Dermatology and Venerology Kepler University Clinic Linz Linz Austria
2. Department of Dermatology and Venerology Medical Faculty Johannes Kepler University Linz Linz Austria
3. Department of Biosciences and Medical Biology University of Salzburg Salzburg Austria
4. Department of Dermatology Venerology and Allergy Medical University of Innsbruck Innsbruck Austria
5. Department of Dermatology Faculty of Biology and Medicine University of Lausanne Lausanne Switzerland