title: [Introduction to the etiology of subarachnoid hemorrhage, with special reference to the management of ruptured cerebral aneurysms].
mesh_terms: D000368:Aged; D003399:Craniotomy / Q000379:methods; D006801:Humans; D002532:Intracranial Aneurysm / Q000150:complications / Q000601:surgery*; D012422:Rupture, Spontaneous; D013345:Subarachnoid Hemorrhage / Q000209:etiology*