1 Department of Anaesthesiology, Rigshospitalet, University of Copenhagen, Copenhagen DK-2400, Denmark; Bispebjerg and Frederiksberg Hospital, Rigshospitalet, University of Copenhagen, Copenhagen DK-2400, Denmark. Electronic address: [email protected].
2 Centre for Perioperative Optimisation, Department of Surgery, Herlev Hospital, Rigshospitalet, University of Copenhagen, Copenhagen DK-2400, Denmark.
3 Copenhagen Trial Unit, Centre for Clinical Intervention Research, Rigshospitalet, University of Copenhagen, Copenhagen DK-2400, Denmark.
4 Digestive Disease Centre, Rigshospitalet, University of Copenhagen, Copenhagen DK-2400, Denmark.
5 Department of Anaesthesia, Centre of Head and Orthopaedics (LSR), Rigshospitalet, University of Copenhagen, Copenhagen DK-2400, Denmark.