1. Clinical phonocardiography and external pulse recording;Tavel,1985
2. Auscultation of the heart and phonocardiography;Leatham,1975
3. The physiologic mechanisms of cardiac and vascular physical signs;Perloff;J Am Coll Cardiol,1983
4. Auscultatory and phonocardiographic manifestations of pulmonary hypertension;Perloff;Prog Cardiovasc Dis,1967
5. The ejection sound in aortic stenosis;Hancock;Am J Med,1966