1 Department of Cardio-Thoracic Surgery, St Olav's University Hospital, Trondheim, Norway.
2 Department of Circulation and Medical Imaging, Norwegian University of Science and Technology, Trondheim, Norway.
3 Department of Cardiovascular Anaesthesia and Intensive Care Unit, Dedinje Cardiovascular Institute, Belgrade, Serbia.
4 Department of Cardiothoracic Surgery, Erasmus University Medical Center, Rotterdam, Netherlands.
5 Department of Anaesthesiology, Amsterdam UMC, VU University, Amsterdam Cardiovascular Sciences, Amsterdam, Netherlands.
6 Department of Cardiac Surgery, Ghent University Hospital, Ghent, Belgium.
7 Department of Cardiothoracic Surgery, Faculty of Medicine, Landspitali University Hospital, University of Iceland, Reykjavik, Iceland.
8 Department of Cardiothoracic Surgery, Academic Medical Centre of the University of Amsterdam, Amsterdam, Netherlands.
9 Department of Paediatric Cardiac Surgery, Birmingham Women's and Children's Hospital, Birmingham, UK.
10 Department of Anesthesiology and Intensive Care, E. Meshalkin National Medical Research Center, Novosibirsk State University, Novosibirsk, Russia.
11 Academy for Perfusion, Deutsches Herzzentrum, Berlin, Germany.
12 Department of Cardiovascular Anaesthesia and Intensive Care Unit, IRCCS Policlinico San Donato, Milan, Italy.
13 Department of Anaesthetics and Pain Medicine, King's College Hospital NHS Foundation Trust and School of Cardiovascular Medicine & Sciences, King's College London British Heart Foundation Centre of Excellence, London, UK.
14 Department of Perfusion, University Hospital Brussels, Jette, Belgium.