... Drøbak,Norway.2Norwegian Centre for Pre -hospital Emergency Medicine (NAKOS),Oslo University Hospital, Norway.3Department of Anaesthesiology, AkershusUniversity Hospital, Oslo, Norway.4University of ... anaesthesiologists. Arri-val records from hospitals or Local Emergency MedicalCentre (LEMC) were collected in cases where EMSrecords could not be retrieved, because hospital arrivalrecords often cite ... wesearched the in -hospital electronic patient record forscanned-in copies. When a large number of ambulancerecords were missing from any one EMS service, anadditional search in the hospital paper...