Department of Cardiology I- Coronary and Peripheral Vascular Disease, Heart Failure Medicine, University Hospital Muenster, Cardiol, 48149 Muenster, Germany. Department of Cardiology, Faculty of Health, School of Medicine, University Witten/Herdecke, 58095, Hagen, Germany. Department of Medicine D, Division of General Internal Medicine, Nephrology and Rheumatology, University Hospital of Muenster, 48149 Muenster, Germany. Department of Medicine B, Gastroenterology and Hepatology, University Hospital Münster, 48149, Muenster, Germany. Department of Physiotherapy, Chair of Physiotherapy, School of Health Sciences, Medical University of Silesia, Katowice, Poland.