1. Department of Dermatology University Hospital Zurich Zurich Switzerland
2. University of Zurich Zurich Switzerland
3. Kempf and Pfaltz Histological Diagnostics Zurich Switzerland
4. Private Pathological Laboratory Salzburg Austria
5. Department of Dermatology and Allergology Paracelsus Medical University Salzburg Austria
6. Department of Clinical Psychology Christian‐Doppler‐KlinikParacelsus Medical University Salzburg Austria