Columbia subject headings:
Aneurysms--Etiology.
Aneurysms--Treatment.
Aortic aneurysms--Etiology.
Aortic aneurysms--Treatment.
Harvard subject headings:
Aneurysms--Etiology.
Aneurysms--Treatment.
Aortic aneurysms--Etiology.
Aortic aneurysms--Treatment.
Princeton subject headings: