Valvular heart disease / 
Edited by J.E. Dalen, J.S. Alpert. 
 - 2nd ed. 
 - Boston ;  Toronto :  Little, Brown and Company,  1987. 
 - xiii, 600 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographies and index 
<br/><br/><label>ISBN: </label>0-316-17171-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heart valves--Diseases