title: Risk factors for subarachnoid hemorrhage.
mesh_terms: D000367:Age Factors; D000435:Alcoholic Intoxication / Q000150:complications; D003276:Contraceptives, Oral / Q000009:adverse effects; D005260:Female; D006801:Humans; D006973:Hypertension / Q000150:complications; D008297:Male; D012306:Risk; D012737:Sex Factors; D012907:Smoking; D013345:Subarachnoid Hemorrhage / Q000453:epidemiology / Q000209:etiology*
chemical_list: D003276:Contraceptives, Oral