Ruptured abdominal aortic aneurysms.
D001012:Aorta, Abdominal / Q000601:surgery*; D001014:Aortic Aneurysm / Q000175:diagnosis / Q000601:surgery*; D001803:Blood Transfusion; D006801:Humans; D011183:Postoperative Complications; D011300:Preoperative Care; D011379:Prognosis; D012422:Rupture, Spontaneous; D013997:Time Factors