1 Division of Cardiology and Metabolism, Department of Cardiology (CVK), Berlin-Brandenburg Center for Regenerative Therapies (BCRT), German Centre for Cardiovascular Research (DZHK) partner site Berlin, Charité Universitätsmedizin Berlin, Berlin, Germany.
2 Department of Cardiology and Pneumology, University Medicine Göttingen (UMG), Göttingen, Germany.
3 Department of Medicine, University of Mississippi, Jackson, MS, USA.