1 Department of Internal Medicine III, Division of Cardiology, University Hospital Heidelberg, Ruprecht-Karl University Heidelberg, Im Neuenheimer Feld 410, 69120, Heidelberg, Germany. Richard.Schell@med.uni-heidelberg.de.
2 DZHK (German Center for Cardiovascular Research), Partner Site Heidelberg/Mannheim, Heidelberg, Germany. Richard.Schell@med.uni-heidelberg.de.
3 Department of Internal Medicine III, Division of Cardiology, University Hospital Heidelberg, Ruprecht-Karl University Heidelberg, Im Neuenheimer Feld 410, 69120, Heidelberg, Germany.
4 DZHK (German Center for Cardiovascular Research), Partner Site Heidelberg/Mannheim, Heidelberg, Germany.