title: Size and flow matter in the posterior circulation.
authors.forename: Louis R
authors.initials: LR
authors.lastname: Caplan
mesh_terms: D001488:Basilar Artery / Q000473:pathology / Q000503:physiopathology; D020526:Brain Stem Infarctions / Q000473:pathology* / Q000503:physiopathology*; D002531:Cerebellum / Q000098:blood supply*; D006801:Humans; D012039:Regional Blood Flow; D014711:Vertebral Artery / Q000473:pathology / Q000503:physiopathology