1. Charité-Campus Benjamin Franklin (CBF); Department of Cardiology; Berlin Germany
2. Innovative Clinical Trials, University Medicine Gottingen (UMG); Department of Cardiology and Pneumology; Gottingen Germany
3. Charité-Campus Virchow-Klinikum (CVK); Department of Hematology and Oncology; Berlin Germany
4. Charité-Campus Virchow-Klinikum (CVK); Department of Cardiology; Berlin Germany