1. Department of Perioperative Medicine and Intensive Care (PMI) Karolinska University Hospital Stockholm Sweden
2. Department of Pharmacology and Physiology Karolinska Institutet Stockholm Sweden
3. Department of Anaesthesiology and Intensive Care Central Hospital Karlstad Karlstad Sweden
4. Department of Vascular Surgery, Karolinska University Hospital, Department of Molecular Medicine and Surgery Karolinska Institutet Stockholm Sweden
5. Department of Cardiovascular surgery Linköping University Linköping Sweden
6. Division of Biostatistics Institute of Environmental Medicine, Karolinska Institutet Stockholm Sweden