1. Department of Internal Medicine III, Cardiology and Angiology, Medical University of Innsbruck, Innsbruck, Austria
2. Department of Emergency Medicine, Klinik Arlesheim, Arlesheim, Switzerland
3. Department of Nuclear Medicine, Medical University of Innsbruck, Innsbruck, Austria
4. Department of Radiology, Medical University of Innsbruck, Innsbruck, Austria
5. Department of Pathology, Christian-Albrechts-University, Kiel, Germany