title: Carotid endarterectomy: three critical evaluations. North American Symptomatic Carotid Endarterectomy Study Group.
mesh_terms: D002170:Canada; D002340:Carotid Artery Diseases / Q000601:surgery*; D002561:Cerebrovascular Disorders / Q000517:prevention & control; D002986:Clinical Trials as Topic; D004691:Endarterectomy; D006801:Humans; D002537:Intracranial Arteriosclerosis / Q000601:surgery*; D011897:Random Allocation; D014481:United States