Butler, Herbert H. <br/><br/>
How to read an ECG /  A book from RN Magazine 
Herbert H.Butler 
 - Oradell, N.J. :  Medical Economics Company,  1973 
 - 36 leaves :  ill. ;  26 cm. 
<br/><br/> Includes index. 
<br/><br/><label>LCCN: </label>83008182  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrocardiography.<br/>Heart--Diseases--Nursing.<br/>Electrocardiography.
<br/><br/><label>LC Class. No.: </label>RC683.5.E5  / B59 1973 
<br/><br/><label>Dewey Class. No.: </label>616.1/207547 
<br/><br/><label>National Library of Medicine Call No.: </label>WG 140 B657h