1. Department of Perfusion, University Hospital Antwerp, Edegem, Belgium
2. Department of Perfusion, Herz- und Diabeteszentrum Nordrhein-Westfalen, Nordrhein-Westfalen, Germany
3. Department of Perfusion, INCCI Haerz Zenter, Luxembourg
4. Department of Perfusion, University Hospital Zürich, Zürich, Switzerland
5. Department of Perfusion, Sarajevo Clinical Center, Sarajevo, Bosnia and Herzegovina
6. Department of Thoracic Surgery and Anesthesiology, Uppsala Akademiska Hospital, Uppsala, Sweden
7. Department of Perfusion, Rigshospitalet, Copenhagen, Denmark
8. Department of Cardiac Surgery, University Medical Center, Maribor, Slovenia
9. Department of Cardiac, Thoracic and Vascular Surgery, Hospital of Lithuanian University of Health Sciences Kauno Klinikos, Kaunas, Lithuania
10. Department of Extracorporeal Circulation, Institute Dedinje, Belgrade, Serbia
11. Department of Thoracic Surgery, St. Olavs Hospital, Trondheim, Norway
12. Department of Cardiac Surgery, Children's Hospital Agia Sophia, Athens, Greece
13. Department of Perfusion, UZ Leuven, Leuven, Belgium
14. Department of Cardiac Surgery, MBAL Heart and Brain, Pleven, Bulgaria
15. Department of Clinical Perfusion, Children's Health, Crumlin, Ireland
16. Department of Cardiovascular and Transplant Surgery, University Clinic for state Cardiac Surgery, Skopje, North Macedonia
17. Department of Perfusion, Bayindir Hospital Sogutozu, Ankara, Turkey
18. Department of Perfusion, University Hospital, Pilzen, Czech Republic
19. Department of Perfusion, Hospital Clínic, Barcelona, Spain
20. Department of Cardiac and Transplant Surgery, Clinic Hospital Dubrava, Zagreb, Croatia
21. Clinical Perfusion Services, Mater Dei Hospital, Msida, Malta
22. Clinic for Pediatric Cardiology and Cardiac Surgery, Department of Surgery, Children's University Hospital, Riga, Latvia
23. Department of Perfusion, Nottingham University Hospitals Trust, Nottingham, UK
24. Operative Manager of Cardiac Anesthesia, TAYS Heart Hospital, Tampere, Finland
25. Serviço de Cirurgia Cardiotorácica, Centro Hospitalar Universitário de Lisboa Central, Lisboa, Portugal
26. Department of Anesthesia, North Estonia Medical Centre Foundation, Tallinn, Estonia
27. Department of Perfusion, Clinique NCT Alliance St Gatien, St Cyr sur Loire, France
28. Heart institute Ministry of Health of Ukraine, Kyiv, Ukraine
29. Clinical Center of Montenegro, Clinic for Cardiac Surgery, Podgorica, Montenegro
30. Department of Cardiothoracic Surgery, Pomeranian Hospitals Ltd, Wejherowo, Poland
31. Sint Antonius Hospital, Nieuwegein, Netherlands
32. Aou Careggi Hospital, Firenze, Italy