1. Unit for Development and Patient Safety; Department of Medical and Health Sciences; Linköping University; Linköping Sweden
2. Department of Anesthesia and Intensive Care; Örebro University; Örebro Sweden
3. Department of Forensic Genetics and Forensic Toxicology; National Board of Forensic Medicine; Linköping Sweden
4. Department of Clinical Chemistry and Department of Clinical and Experimental Medicine; Linköping University; Linköping Sweden