1 Research Center for Emergency Medicine, Aarhus University Hospital, Aarhus, Denmark, Clinical Research Unit, Regional Hospital of Randers, Randers, Denmark; Department of Anesthesiology and Intensive Care Medicine, Aarhus University Hospital, Aarhus, Denmark; Research Center for Emergency Medicine, Aarhus University Hospital, Aarhus, Denmark, Clinical Research Unit, Regional Hospital of Randers, Randers, Denmark, Research & Development, Prehospital Emergency Medical Services, Central Denmark Region, Aarhus, Denmark; Research Center for Emergency Medicine, Aarhus University Hospital, Aarhus, Denmark, Clinical Research Unit, Regional Hospital of Randers, Randers, Denmark, Department of Internal Medicine, Regional Hospital of Randers, Randers, Denmark.