The International Cooperative study on timing of aneurysm surgery.
D005260:Female; D006801:Humans; D002532:Intracranial Aneurysm / Q000209:etiology / Q000601:surgery*; D008297:Male; D008875:Middle Aged; D011446:Prospective Studies; D012422:Rupture, Spontaneous; D013345:Subarachnoid Hemorrhage / Q000150:complications; D013997:Time Factors