Johnson, Richard <br/><br/>
Simplified approach to electrocardiograph 

 - 1st ed. 
 - Philadelphia  W.B. Saunders  1996 
 - 331 
<br/><br/><label>ISBN: </label>9780721617381 
<br/><br/><label>Dewey Class. No.: </label>616.1207543 JOH