1 Adult Critical Care Unit, The Royal London Hospital, Barts Health NHS Trust, Whitechapel Road, London, E1 1BB, UK. r.haines@qmul.ac.uk.
2 William Harvey Research Institute, Queen Mary University of London, London, UK. r.haines@qmul.ac.uk.
3 Department of Anesthesiology and Critical Care, Université Paris Sud, Université Paris Saclay, Assistance Publique-Hopitaux de Paris (AP-HP), Bicêtre Hopitaux Universitaires Paris Sud, 78 rue du Général Leclerc, F-94275, Le Kremlin Bicêtre, France.
4 Adult Critical Care Unit, The Royal London Hospital, Barts Health NHS Trust, Whitechapel Road, London, E1 1BB, UK.
5 William Harvey Research Institute, Queen Mary University of London, London, UK.
6 Department of Renal Medicine and Transplantation, The Royal London Hospital, Barts Health NHS Trust, Whitechapel Road, London, E1 1BB, UK.
7 Department of Anaesthesia and Intensive Care, Akershus University Hospital, Lørenskog, Norway.
8 Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway.
9 Renal Research Group Ullevål, Institute of Clinical Medicine, Faculty of Medicine, University of Oslo, Oslo, Norway.
10 Division of Emergencies and Critical Care, Department of Anaesthesiology, Oslo University Hospital Ullevål, Oslo, Norway.