1 Department of Anaesthetics and Pain Medicine, King's College Hospital NHS Foundation Trust, London, UK; School of Cardiovascular Medicine & Sciences, King's College London British Heart Foundation Centre of Excellence, London, UK. Electronic address: gudrun.kunst@kcl.ac.uk.
2 Department of Cardiovascular Anaesthesia and Intensive Care Unit, Dedinje Cardiovascular Institute, Belgrade, Serbia; Department of Cardiothoracic Surgery, Erasmus University Medical Center, Rotterdam, the Netherlands. Electronic address: mln.milojevic@gmail.com.
3 Department of Anaesthesiology, Amsterdam UMC, VU University, Amsterdam Cardiovascular Sciences, Amsterdam, the Netherlands.
4 Department of Cardiac Surgery, Ghent University Hospital, Ghent, Belgium.
5 Department of Cardiothoracic Surgery, Faculty of Medicine, Landspitali University Hospital, University of Iceland, Reykjavik, Iceland.
6 Department of Cardiothoracic Surgery, Academic Medical Centre of the University of Amsterdam, Amsterdam, the Netherlands.
7 Department of Paediatric Cardiac Surgery, Birmingham Women's and Children's Hospital, Birmingham, UK.
8 Department of Anesthesiology and Intensive Care, E. Meshalkin National Medical Research Center, Novosibirsk State University, Novosibirsk, Russia.
9 Academy for Perfusion, Deutsches Herzzentrum, Berlin, Germany.
10 Department of Cardiovascular Anaesthesia and Intensive Care Unit, IRCCS Policlinico San Donato, Milan, Italy.
11 Department of Perfusion, University Hospital Brussels, Jette, Belgium. Electronic address: lucpuis@me.com.
12 Department of Cardio-Thoracic Surgery, St Olav's University Hospital, Trondheim, Norway; Department of Circulation and Medical Imaging, Norwegian University of Science and Technology, Trondheim, Norway. Electronic address: alexander.wahba@ntnu.no.
13 Department of Anaesthesia, Critical Care and Pain Medicine, Royal Infirmary of Edinburgh, Edinburgh, UK.
14 Division of Cardiovascular Perfusion, The Medical University of South Carolina, Charleston, SC, USA.
15 Department of Cardiac Surgery, Acibadem Sistina Hospital, Skopje, North Macedonia.
16 Division of Cardiac Surgery, University of Verona Medical School, Verona, Italy.
17 Department of Anaesthesia and Intensive Care, Aalborg University Hospital, Aalborg, Denmark.
18 Department of Public Health and Clinical Medicine, Heart Centre, Umeå University, Umeå, Sweden.