Chen, D <br/><br/>
Time-frequency analysis of the first heart sound: Part 3: Application to dogs with varying cardiac contractility and to patients with mitral mechanical prosthetic heart valves.  [electronic resource] 

 -  Medical & biological engineering & computing  Sep 1997 
 - 455-61 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0140-0118 
<br/><br/><label>Standard No.: </label>10.1007/BF02525523  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Dogs<br/>Heart Auscultation--methods<br/>Heart Diseases--physiopathology<br/>Heart Valve Prosthesis<br/>Humans<br/>Mitral Valve<br/>Myocardial Contraction--physiology<br/>Signal Processing, Computer-Assisted