Comparing procedures for stroke prevention.
D016893:Carotid Stenosis / Q000150:complications / Q000188:drug therapy / Q000601:surgery*; D016894:Endarterectomy, Carotid / Q000379:methods*; D006801:Humans; D018570:Risk Assessment; D015607:Stents; D020521:Stroke / Q000209:etiology / Q000517:prevention & control*