1. Department of Clinical Pharmacology, Medical University of Vienna, Vienna, Austria
2. Department of Internal Medicine II, Division of Pulmonology, Medical University of Vienna, Vienna, Austria
3. Department of Emergency Medicine, Medical University of Vienna, Vienna, Austria
4. Department of Internal Medicine III, Division of Nephrology, Medical University of Vienna, Vienna, Austria
5. Bayer Healthcare AG, Nordrhein-Westfalen, Wuppertal, Germany