St. Joseph Hospital Orange, Orange, California, United States
Ascension via Christi, Wichita, Kansas, United States
New Mexico Heart, Albuquerque, New Mexico, United States
Herzzentrum Dresden, Dresden, Saxony, Germany
Deutsches Herzzentrum der Charité Berlin, Berlin, Germany
University of Alabama at Birmingham, Birmingham, Alabama, United States
Pima Heart and Vascular, Tucson, Arizona, United States
Baptist Health Heart Failure and Transplant Institute, Little Rock, Arkansas, United States
Universitätsspital Basel, Basel, Switzerland
UKGM Universtitätsklinikum Marburg, Marburg, Germany
Brüderkrankenhaus Trier, Trier, Germany
Uniklinik RWTH Aachen, Aachen, NRW, Germany
IKEM Prague, Prague, Czechia
Universitätsklinikum Düsseldorf, Klinik für Herzchirurgie, Düsseldorf, NRW, Germany
Universitätsklinikum Giessen, Giessen, Germany
Tri-City Medical Center, San Diego, California, United States
University of Florida, Gainesville, Florida, United States
NCH Rooney Heart Institute, Naples, Florida, United States
Herzzentrum Dresden, Dresden, Saxony, Germany
Inselspital Bern, Bern, Switzerland
University Hospital Düsseldorf, Düsseldorf, Germany