title: Prologue to a surgical trial.
authors.affiliation: Department of Surgery, Charing Cross & Westminster Medical School, London, UK.
authors.forename: J T
authors.initials: JT
authors.lastname: Powell
authors.forename: R M
authors.initials: RM
authors.lastname: Greenhalgh
authors.forename: C V
authors.initials: CV
authors.lastname: Ruckley
authors.forename: F G
authors.initials: FG
authors.lastname: Fowkes
mesh_terms: D017544:Aortic Aneurysm, Abdominal / Q000175:diagnosis / Q000401:mortality / Q000601:surgery; D001019:Aortic Rupture; D002986:Clinical Trials as Topic / Q000191:economics; D017041:Ethics Committees; D006801:Humans; D008403:Mass Screening; D015337:Multicenter Studies as Topic