[Collateral circulations of the brain, their role in atherosclerosis].
D050197:Atherosclerosis; D001921:Brain / Q000098:blood supply*; D003097:Collateral Circulation; D006801:Humans; D002537:Intracranial Arteriosclerosis / Q000473:pathology*
BRAIN/blood supply; CEREBRAL ARTERIOSCLEROSIS/pathology