1. Department of Cardiology and Angiology, Charité—Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt Universität zu Berlin, Centre for Cardiovascular Telemedicine , 10117 Berlin , Germany
2. Department of Cardiology, University Medical Center of the Johannes Gutenberg University Mainz , 55131 Mainz , Germany
3. Nurse Practice Development Department, Goethe University, University Hospital , 60318 Frankfurt , Germany
4. University Medical Center Hamburg-Eppendorf, Institute of Medical Biometry and Epidemiology , 20246 Hamburg , Germany
5. DZHK (German Centre for Cardiovascular Research), Partner Site Berlin , 10785 Berlin , Germany
6. Department of Internal Medicine, BG Klinikum Unfallkrankenhaus Berlin GmbH , Warener Str. 7, 12683 Berlin , Germany