1. Perioperative Medicine and Intensive Care; Department of Physiology and Pharmacology; Karolinska Institutet; Karolinska University Hospital; Stockholm Sweden
2. Department of Intensive Care; Austin Hospital; Heidelberg Vic. Australia
3. Intensive Care Medicine; Department of Anesthesiology; Intensive Care and Pain Medicine; Helsinki University Hospital; University of Helsinki; Helsinki Finland
4. Medical Research Center; Research Group of Surgery, Anesthesia and Intensive Care; University of Oulu; Oulu Finland
5. Department of Anesthesiology; Division of Intensive Care; Oulu University Hospital; Oulu Finland
6. Intensive Care Medicine; Tampere University Hospital; University of Tampere; Tampere Finland
7. Intensive Care; Turku University Hospital; Turku Finland
8. Intensive Care; Kuopio University Hospital; Kuopio Finland
9. Department of Medical Sciences, Clinical Chemistry; Uppsala University; Uppsala Sweden