1. An angiocardiographic sign of aortic regurgitation;Arcilla, R.A.; Agustsson, M.; Steiger, Z.; Gasul, B.M.;Circulation,1961
2. Echocardiographic features of supravalvular aortic stenosis;Bolen, J.L.; Popp, R.L.; French, J.W.;Circulation,1975
3. Echocardiography of the aortic valve;Feizi, O.; Symons, C.; Yacoub, M.;British Heart Journal,1974
4. Echocardiography of the aortic root;Gramiak, R.; Shah, P.M.;Investigative Radiology,1968
5. Echocardiography of the normal and diseased aortic valve;Gramiak, R.; Shah, P.M.;Radiology,1970