1. Department of Internal Medicine II; Medical University of Vienna; Vienna Austria
2. Department of Internal Medicine, Cardiology and Nephrology; Landesklinikum Wiener Neustadt; Wiener Neustadt Austria
3. Center for Platelet Research Studies; Dana-Farber/Boston Children’s Cancer and Blood Disorders Center; Harvard Medical School; Boston MA USA
4. Brigham and Women’s Hospital Heart & Vascular Center; Harvard Medical School; Boston MA USA