1. Department of Clinical-Surgical, Diagnostic and Pediatric Sciences, University of Pavia , Viale Brambilla, 74, 27100 Italy
2. Intensive Care, Fondazione Policlinico San Matteo Hospital IRCCS , Viale Camillo Golgi, 19 Pavia , Italy
3. Cardiology and Critical Care, Royal Brompton Hospital , Sydney St, London SW3 6NP , UK
4. National Heart and Lung Institute, Imperial College , Guy Scadding Building, Dovehouse St, London SW3 6LY , UK
5. Department of Cardiology, Oslo University Hospital Rikshospitalet , Sognsvannsveien 20, 0372 Oslo , Norway
6. Royal Free Hospital Pond St, London NW3 2QG , UK
7. Department of Anesthesiology, Resuscitation and Intensive Medicine, First Faculty of Medicine, Charles University in Prague and General University Hospital , Opletalova 38, 110 00 Staré Město, Prague , Czech Republic
8. Universitair Ziekenhuis Brussel, Department of Cardiology and Intensive Care , Av. du Laerbeek 101, 1090 Jette Brussel , Belgium
9. Department of Cardiology, Odense University Hospital and Copenhagen University Hospital Rigshospitalet , Inge Lehmanns Vej 7, 2100 Copenhagen , Denmark
10. Department of Anaesthesia and Critical Care Medicine, Azienda Ospedaliero Universitaria Pisana , Via Paradisa, 2 · 050 992111, Pisa , Italy
11. Cardiology and CIC, IT1414, CHU de Rennes LTSI, Université Rennes-1, INSERM 1099 , 2 Av. du Professeur Léon Bernard, 35043, Rennes , France
12. Intensive Care Department, Utrecht University Medical Centre , Heidelberglaan 100, 3584 CX, Utrecht , The Netherlands
13. CRPH Cardiovascular and Respiratory Physiology Group, TechMed Centre, Faculty of Science and Technology, University of Twente , Technohal, Hallenweg 5, 7522 NH Enschede , The Netherlands
14. Second Department of Medicine, First Faculty of Medicine, Charles University and General University Hospital , Opletalova 38, 110 00 Staré Město Prague , Czech Republic
15. Cardiac Intensive Care Unit, Heart Center, Copenhagen University Hospital, Rigshospitalet and Clinical Institute Copenhagen University , Blegdamsvej 9, 2100 Copenhagen , Denmark