Washington Hospital Center, Washington, District of Columbia, United States
P. Stradina Clinical - University Hospital, Riga, Latvia
Klinik für Innere Medizin III, Universitätsklinikum des Saarlandes, Homburg/Saar, Germany
Universität Leipzig - Herzzentrum, Leipzig, Germany
Instituto Dante Pazzanese de Cardiologia, Sao Paulo, Brazil
Mercy Angiography Unit, Epsom, Auckland, New Zealand
Herz-und Diabeteszentrum NRW, Bad Oeynhausen, Germany
Hospital Almater, Mexicali, Baja California, Mexico
Azienda USL Ravenna - Ospedale santa Maria delle Croci, Ravenna, Italy
University of Essen, Essen, Germany
Jaslok Hospital & Research Centre, Mumbai, India
Escorts Heart Institute & Research Centre, New Delhi, India
National Heart Institute, Kuala Lumpur, Malaysia
Rhode Island Hospital, Providence, Rhode Island, United States