Aehlert, Barbara  <br/><br/>
ECG's Made Easy/ 
Barbara Aehlert 
 - 2nd ed. 
 - St. Louis  Mosby  2002 
 - xiv. 314p.  ill.  27.5cm 
<br/><br/><label>ISBN: </label>9789997627889 
<br/><br/><label>LC Class. No.: </label>RC683.5  / .E5