1 Department of Dermatology, Venereology and Allergology, Academic Teaching Department of Medical University Innsbruck, Central Teaching Hospital Bolzano/Bozen, Bolzano/Bozen, Italy.
2 Department of Plastic, Aesthetic and Reconstructive Surgery, Hospital of St. John of God Salzburg, Paracelsus Medical University Salzburg, Salzburg, Austria.
3 University Department of Dermatology and Venereology, Medical University Innsbruck, Innsbruck, Austria.
4 Department of Dermatology, Hospital of Elisabethinen, Linz, Austria.
5 College of Health Care Professions, Bolzano/Bozen, Italy.