Davies, Hywel. <br/><br/>
Understanding cardiology/ 
by Hywel Davies and William P. Nelson. 
 - Boston:  Butterworths,  1978. 
 - 424 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0409950602 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heart Diseases.