title: Extending the useful life of clinical trials.
authors.forename: P A
authors.initials: PA
authors.lastname: Cowper
authors.forename: E D
authors.initials: ED
authors.lastname: Peterson
mesh_terms: D003327:Coronary Disease / Q000601:surgery*; D003362:Cost-Benefit Analysis; D006801:Humans; D015337:Multicenter Studies as Topic / Q000191:economics / Q000379:methods / Q000592:standards; D009204:Myocardial Revascularization / Q000191:economics / Q000592:standards; D016032:Randomized Controlled Trials as Topic / Q000191:economics / Q000379:methods / Q000592:standards