Letter: Prehospital care for myocardial infarction.
D000208:Acute Disease; D000328:Adult; D000368:Aged; D000552:Ambulances; D003325:Coronary Care Units; D006801:Humans; D008875:Middle Aged; D008952:Mobile Health Units / Q000592:standards; D009203:Myocardial Infarction / Q000401:mortality / Q000628:therapy*