1. Department of Physiology and Pharmacology, Section of Anaesthesia and Intensive Care, Karolinska Institutet, Stockholm, Sweden.
2. Department of Perioperative Medicine and Intensive Care, Karolinska University Hospital, Stockholm, Sweden.
3. Department of Medicine, NU-Hospital Group, Uddevalla, Sweden.
4. Department of Molecular and Clinical Medicine, University of Gothenburg, Gothenburg, Sweden.
5. Department of Medicine, Sahlgrenska University Hospital, Gothenburg, Sweden.
6. Department of Clinical Science and Education, Section of Anaesthesia and Intensive Care, South General Hospital, Karolinska Institutet, Stockholm, Sweden.
7. Department of Intensive Care, Copenhagen University Hospital, Rigshospitalet, Denmark.
8. Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark.
9. Division for Anesthesiology and Intensive Care, Department of Clinical Interventions and Technology CLINTEC, Karolinska Institutet Stockholm, Sweden.