Conover, Mary Boudreau <br/><br/>
Understanding electrocardiography 

 - 7th ed. 
 - St. Louis  Mosby  1996 
 - 528 
<br/><br/><label>ISBN: </label>9780815119272 
<br/><br/><label>Dewey Class. No.: </label>616.1207547 CON