1. Cardiac and aortic lesions in rheumatoid spondylitis;Davidson,1963
2. The carditis and aortitis of ankylosing spondylitis;Graham;Bull Rheum Dis,1958
3. Cardiovascular manifestations of ankylosing spondylitis;Kinsella;Can Med Assoc J,1974
4. Heart block in ankylosing spondylitis and uropolyarthritis;Bottiger;Br Heart J,1972
5. Heart block in ankylosing spondylitis;Weed;Arch Intern Med,1966