title: Asymptomatic carotid stenosis: criterion standard should be medical therapy.
authors.forename: J David
authors.initials: JD
authors.lastname: Spence
mesh_terms: D016893:Carotid Stenosis / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000628:therapy; D016894:Endarterectomy, Carotid; D006801:Humans; D017585:Ultrasonography, Doppler, Transcranial