1. Department of Anaesthesiology Division of Critical Care and Emergencies Oslo University Hospital Oslo Norway
2. Department of Anaesthesia and Intensive Care Medical and Health Sciences Linköping University Linköping Sweden
3. Hedenstierna laboratory Department of Surgical Sciences Anaesthesiology and Intensive Care CIRRUS Uppsala University Hospital Uppsala Sweden
4. School of Medical Sciences Department of Anaesthesia and Intensive Care Örebro University and University Hospital Örebro Sweden
5. Department of Anaesthesiology, Intensive Care and Pain Medicine University of Helsinki and Helsinki University Hospital Helsinki Finland
6. Department of Anaesthesiology and Intensive Care Odense University Hospital Odense Denmark
7. Department of Intensive Care Copenhagen University Hospital Rigshospitalet Copenhagen Denmark