1. Department of Dermatology
2. Department of Surgery, Division of Thoracic and Hyperbaric Surgery, Karl-Franzens-University Graz Medical School, A-8036 Graz
3. Institute of Pharmacology and Toxicology, Karl-Franzens-University Graz, A-8010 Graz
4. Department of Clinical Pharmacology, Division of Clinical Pharmacokinetics, University of Vienna Medical School, A-1090 Vienna, Austria