Extracranial to intracranial bypass and the prevention of stroke.
D002548:Cerebral Revascularization; D002561:Cerebrovascular Disorders / Q000517:prevention & control*; D002986:Clinical Trials as Topic; D006801:Humans; D002537:Intracranial Arteriosclerosis / Q000601:surgery; D002546:Ischemic Attack, Transient / Q000601:surgery