Jaideep J Pandit1, Lars I Eriksson. 1. From the Nuffield Department of Anaesthetics, Oxford University Hospitals, Oxford, United Kingdom (J.J.P.) the Department of Physiology and Pharmacology, Section for Anaesthesiology and Intensive Care Medicine, Karolinska Institute, and Function Perioperative Medicine and Intensive Care, Karolinska University Hospital, Stockholm, Sweden (L.I.E.).