1. Phonocardiographic studies in mitral stenosis;Craige, E.;New England journal of Medicine,1957
2. A simple phonocardiographic formula for predicting left atrial pressure in mitral stenosis;Davies, J.P.H.;British Heart Journal,1967
3. Left heart studies in mitral stenosis with special reference to intracardiac phonocardiography;American Journal of Cardiology
4. The Q-i interval of the phonocardiogram in patients with ventricular septal defect, patent ductus arteriosus and Blalock anastomosis;Karnegis, J.N.; Wang, Y.;American Journal of Cardiology; 452. -, and - 1966. Q-I interval of the phonocardiogram in patients with atrial septal defect,1963
5. Diagnostic value of phonocardiography in mitral stenosis;Kelly, Jr, J.J.;American journal of Medicine,1955