title: Primary subarachnoid hemorrhage in Iceland.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001344:Autopsy; D002648:Child; D002675:Child, Preschool; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D007055:Iceland; D007223:Infant; D008297:Male; D008875:Middle Aged; D012424:Rural Population; D012737:Sex Factors; D013345:Subarachnoid Hemorrhage / Q000453:epidemiology*; D014505:Urban Population