From the Department of Cardiology (CVK) and the Berlin Institute of Health Center for Regenerative Therapies (BCRT), German Center for Cardiovascular Research (DZHK) partner site Berlin, Charité Universitätsmedizin Berlin, Berlin (S.D.A.), Universitätsklinikum des Saarlandes, Homberg (M. Böhm), RWTH Aachen University, Aachen (N.M.), Boehringer Ingelheim Pharma, Biberach (C.Z., S.S.), Boehringer Ingelheim International, Ingelheim (W.J., M. Brueckmann), and the Faculty of Medicine Mannheim, University of... (At 2021-10-14)