The role of a hospital-based flying squad in out-of-hospital cardiac arrest.
D017732:Air Ambulances; D004632:Emergency Medical Services / Q000379:methods / Q000458:organization & administration*; D006323:Heart Arrest / Q000628:therapy*; D006801:Humans; D008020:Life Support Care / Q000379:methods / Q000458:organization & administration*; D012189:Retrospective Studies; D006113:United Kingdom