title: [Aneurysm of the abdominal aorta--etiology of aortic aneurysm and clinical studies of aneurysm of the abdominal aorta].
mesh_terms: D000368:Aged; D001012:Aorta, Abdominal; D001014:Aortic Aneurysm / Q000175:diagnosis / Q000209:etiology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged