1 Department of Cardiology, University Heart and Vascular Center, University Medical Center Hamburg-Eppendorf, Martinistrasse 52, 20246 Hamburg, Germany.
2 Population Health Research Department, University Heart and Vascular Center, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
3 DZHK, Site Hamburg/Kiel/Lübeck, Hamburg, Germany.
4 University Center of Cardiovascular Science, University Heart and Vascular Center, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.