1 Department of Dermatology, Medical University of Graz, Graz, Austria.
2 Department of Dermatology, Kepler University Hospital, Linz, Austria.
3 Department of Dermatology and Allergology, University Hospital Bonn, Bonn, Germany.
4 Center for Dermatology, Allergology and Dermatosurgery, Helios University Hospital Wuppertal, University of Witten/Herdecke, Wuppertal, Germany.
5 Department of Dermatology, Venereology and Allergology, Medical University of Innsbruck, Innsbruck, Austria.
6 Department of Dermatology and Allergology, University Hospital of the Paracelsus Medical University, Salzburg, Austria.
7 Institute of Allergology, Charité - Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany.
8 Fraunhofer Institute for Translational Medicine and Pharmacology ITMP, Allergology and Immunology, Berlin, Germany.
9 Division of Oncology, Department of Internal Medicine, Medical University of Graz, Graz, Austria.