1. Institute for Health and Care Sciences at Sahlgrenska Academy University of Gothenburg Gothenburg Sweden
2. Department of Anesthesia, Operation and Intensive Care Sahlgrenska University Hospital/Östra Region Västra Götaland Gothenburg Sweden
3. Department of Anaesthesiology and Intensive Care Medicine Institute of Clinical Sciences at the Sahlgrenska Academy University of Gothenburg Gothenburg Sweden
4. Department of Anaesthesiology and Intensive Care Medicine/Pain Centre Sahlgrenska University Hospital Region Västra Götaland Gothenburg Sweden
5. Department of Anaesthesiology and Intensive Care Örebro University Hospital and School of Medical Sciences Örebro University Örebro Sweden
6. Department of Anaesthesia, Operation and Intensive Care Sahlgrenska University Hospital Region Västra Götaland Gothenburg Sweden
7. Department of Health Sciences Lund University Lund Sweden
8. Institute of Nursing and Health Promotion Oslo Metropolitan University Oslo Norway