title: Acute myocardial infarction in Medicare patients, 1987-1990.
authors.forename: R B
authors.initials: RB
authors.lastname: Singer
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D006328:Cardiac Catheterization / Q000706:statistics & numerical data*; D015331:Cohort Studies; D005260:Female; D006801:Humans; D008297:Male; D006278:Medicare / Q000706:statistics & numerical data*; D009203:Myocardial Infarction / Q000401:mortality*; D018579:Patient Selection; D011379:Prognosis; D012720:Severity of Illness Index; D013997:Time Factors; D014481:United States / Q000453:epidemiology