1. De Motu Cordis;Harvey,1926
2. Rouanet of Paris and New Orleans;McKusick;Bull Hist Med,1958
3. The contributions of the horse to knowledge of the heart and circulation. IV. James Hope and the heart sounds;McCrady;Conn Med,1966
4. The main heart sounds as vibrations of the cardiohemic system: Old controversy and new facts;Luisada;Am J Cardiol,1983
5. Cardiac auscultation: The first and second heart sounds;Ronan;Heart Dis Stroke,1992