1 Department of Cardiothoracic and Vascular Surgery, German Heart Center, Berlin, Germany; Deutsches Zentrum für Herz-Kreislauf-Forschung (DZHK [German Center for Cardiovascular Research]), Partner Site, Berlin, Germany.
2 Department of Cardiovascular Surgery, Institute for Clinical and Experimental Medicine, Prague, Czech Republic.
3 Department of Cardiothoracic and Vascular Surgery, German Heart Center, Berlin, Germany.
4 Department of Cardiothoracic and Vascular Surgery, German Heart Center, Berlin, Germany; Deutsches Zentrum für Herz-Kreislauf-Forschung (DZHK [German Center for Cardiovascular Research]), Partner Site, Berlin, Germany; Department of Cardiothoracic Surgery, Charité-Universitätsmedizin Berlin, Berlin, Germany.
5 Heart and Vascular Center, Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts.