Aehlert, Barbara <br/><br/>
ECGs made easy / 
Barbara Aehlert 
 - Fourth edition 
 - xiii, 337 pages ;  illustrations color ;  28 cm. 
<br/><br/><label>ISBN: </label>9996074544 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrocardiography
<br/><br/><label>Dewey Class. No.: </label>616.1207547