title: Aggressive management of unstable pre-infarction angina: recognition of "high-risk" group.
mesh_terms: D000328:Adult; D000787:Angina Pectoris / Q000175:diagnosis / Q000601:surgery*; D001026:Coronary Artery Bypass; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000517:prevention & control*; D012306:Risk