Toward a system of emergency medical care.
D000488:Allied Health Personnel / Q000193:education; D000552:Ambulances / Q000592:standards; D003422:Critical Care / Q000592:standards; D004502:Education, Medical, Continuing; D004509:Education, Nursing, Continuing; D004632:Emergency Medical Services / Q000592:standards*; D007883:Legislation, Medical; D008404:Massachusetts; D011787:Quality of Health Care; D012151:Resuscitation