title: Nonaneurysmal subarachnoid hemorrhage.
authors.forename: H P
authors.initials: HP
authors.lastname: Adams
authors.forename: D L
authors.initials: DL
authors.lastname: Gordon
mesh_terms: D006801:Humans; D011379:Prognosis; D013345:Subarachnoid Hemorrhage / Q000150:complications / Q000000981:diagnostic imaging / Q000209:etiology / Q000401:mortality; D015996:Survival Rate; D014057:Tomography, X-Ray Computed