1. Department of Cardiology, University Hospital Heidelberg (C.S., F.W., A.R., H.A.K., D.T.)
2. DZHK (German Centre for Cardiovascular Research), Partner Site Heidelberg/Mannheim, University Hospital Heidelberg (C.S., F.W., I.E.-B., S.L., B.R., R.S., I.A., M.B., H.A.K., X.-B.Z., D.T.)
3. HCR (Heidelberg Center for Heart Rhythm Disorders), University Hospital Heidelberg (C.S., F.W., A.R. H.A.K., D.T.)
4. First Department of Medicine, University Medical Center Mannheim, Germany (I.E.-B., S.L., B.R., R.S., I.A., M.B., X.-B.Z.).
5. Department of Cardiac Surgery, University Hospital Heidelberg (M.F., C.J.B., M.K.)