1. Early detection of aortic dilatation in ankylosing spondylitis using echocardiography;Thomas, D.; Hill, W.; Geddes, R.,1982
2. Two dimensional echocardiographic detection of preclinical aortic root abnormalities in rheumatoid variant disease;A, Labresh K.; V, Lally E.; C, Sharma S.; G, Ho;Am J Med,1985
3. Aortitis in ankylosing spondylitis: early detection of aortic root abnormalities with two dimensional echocardiography;R, Tucker C.; E, Fowles R.; A, Calon; L, Popp R.;Am J Cardiol,1982
4. Rheumatoid aortitis and aortic regurgitation: an unusual manifestation of rheumatoid arthritis (including spondylitis);S, Clark W.; P, Kulka J.; W, Bauer;Am J Med,1957
5. Cardiovascular manifestations of ankylosing spondylitis;D, Kinsella T.; G, Johnson L.; I, Sutherland R.;Can Med Assoc J,1974