Responsibilities for quality assurance in prehospital care.
D000552:Ambulances / Q000592:standards; D002568:Certification; D004632:Emergency Medical Services / Q000592:standards*; D004634:Emergency Medical Technicians / Q000193:education / Q000592:standards; D004636:Emergency Service, Hospital; D006801:Humans; D011785:Quality Assurance, Health Care; D011996:Records; D014481:United States