1. Department of Anaesthesia and Intensive Care; Nordsjaellands Hospital - Hillerød; Hillerød Denmark
2. Department of Anaesthesia and Intensive Care; Aalborg Hospital; Aalborg Denmark
3. Department of Clinical Biochemistry; Nordsjaellands Hospital - Hillerød; Hillerød Denmark
4. Deparment of Emergency Medicine; Nordsjaellands Hospital - Hillerød; Hillerød Denmark
5. Emergency Medicine and Emergency Medical Services; Head Office; Capital Region of Denmark; Copenhagen Denmark