1. The splitting of the second heart sound in normal subjects and in patients with congenital heart disease;Aygen, M.M.; Braunwald, E.;Circulation,1962
2. Second heart sound in atrial septal defect;Boyer, S.H.; Chisholm, A.W.;Circulation,1958
3. Mitral incomptence;Brigden, W.; Leatham, A.;Brit. Heart J,1953
4. Prolapse of the mitral valve: clinical and cine-angiocardiographic findings;Criley, J.M.; Lewis, K.B.; Humphries, J.O.'N.; Ross, R.S.;Brit. Heart J,1966
5. Physiological studies in congenital heart disease. IX. Circulatory dynamics in the anomalies of venous return to the heart including pulmonary arteriovenous fistula;Friedlich, A.; Bing, R.J.; Blount, S.G.;Bull. Johns Hopk. Hosp,1950