title: A critique of the VA cooperative study.
mesh_terms: D000787:Angina Pectoris / Q000188:drug therapy / Q000601:surgery / Q000628:therapy*; D001026:Coronary Artery Bypass; D005069:Evaluation Studies as Topic; D006801:Humans; D012107:Research Design; D014481:United States; D014493:United States Department of Veterans Affairs