title: Small aneurysms.
authors.forename: Fredric B
authors.initials: FB
authors.lastname: Meyer
mesh_terms: D002339:Carotid Arteries / Q000473:pathology; D006801:Humans; D002532:Intracranial Aneurysm / Q000150:complications / Q000473:pathology*; D012720:Severity of Illness Index; D013345:Subarachnoid Hemorrhage / Q000209:etiology / Q000473:pathology