Switzerland
| Site | City | Principal Investigators | Status |
| Inselspital – University Hospital Bern | Bern | Prof. L. Räber M.D., PhD Prof D. Seiffge M.D. Prof. U. Fischer M.D. | Recruiting |
| University Hospital Basel | Basel | Prof. M. Katan M.D. Prof M. Kühne M.D. | Recruiting |
| Vaud University Hospital (CHUV) | Lausanne | Davide Strambo M.D., PD-MER Prof. O. Müller M.D., PhD | Recruiting |
| Kantonsspital St. Gallen (KSSG) | St. Gallen | Prof. GM. De Marchis M.D. Prof. H. Rickli M.D. | Recruiting |
| Ente Ospedaliero Cantonale (EOC) | Lugano | Prof. C. Cereda M.D. Prof. M. Valgimigli M.D., PhD | Recruiting |
| Luzerner Kantonsspital (LUKS) | Luzern | M. Bolognese M.D., KD M. Bossard M.D., PD | Recruiting |
| Geneva University Hospitals (HUG) | Geneva | Prof. S. Noble M.D. Prof. E. Dirren M.D., PhD | Recruiting |
Germany
| Site | City | Principal Investigators | Status |
| Universitätsklinikum Leipzig | Leipzig | Prof. Dr. med. Dominik Michalski Prof. Dr. med. Rolf Wachter, PhD | Recruiting |
| Medizinische Fakultät Mannheim der Universität Heidelberg | Mannheim | Prof. Dr. med. Christian Fastner Prof. Dr. med. Angelika Alonso | Recruiting |
| Universitätsmedizin Göttingen | Göttingen | PD Dr. med. Katrin Wasser Prof. Dr. med. Karl Toischer | Recruiting |
| Asklepios Klinik Altona | Hamburg | Prof. Dr. med. Ingo Eitel Prof. Dr. med. Georg Royl | Recruiting |
| UKSH, Campus Lübeck | Lübeck | Prof. Dr. med. Ingo Eitel Prof. Dr. med. Georg Royl | Recruiting |
| Charité-Universitätsmedizin Berlin | Berlin | Prof. Dr. med. Carsten Skurk Prof. Dr. med. Christian H Nolte | Recruiting |
Belgium
| Site | City | Principal Investigators | Status |
| CHU-Charleroi Chimay | Charleroi | Adel Aminian, MD Anne Dusart, MD | Recruiting |
| UZ Leuven | Leuven | Prof. Werner Budts, MD Prof. Robin Lemmens, MD PhD | Recruiting |
| Brussels University Hospital | Brussels | Lochy Stijn, MD Prof. De Raedt Sylvie, MD | Recruiting |
| Cliniques universitaires Saint-Luc | Brussels | André Peeters, MD Prof. Joëlle Kefer, MD, PhD, FESC | Recruiting |
New Zealand
| Site | City | Principal Investigators | Status |
| Christchurch Hospital | Christchurch | Dr. Philip Adamson Dr. Teddy Wu | Recruiting |
