title: The "pre-shock" stage of massive myocardial infarction. Results of treatment with arterial counterpulsation.
mesh_terms: D000208:Acute Disease; D000328:Adult; D001243:Assisted Circulation / Q000009:adverse effects; D006333:Heart Failure / Q000209:etiology / Q000628:therapy; D006801:Humans; D008875:Middle Aged; D009203:Myocardial Infarction / Q000150:complications / Q000401:mortality / Q000628:therapy*; D012770:Shock, Cardiogenic / Q000517:prevention & control*