Dubin, Dale, <br/><br/>
Rapid interpretation of EKG's :  a programmed course / 
by Dale Dubin. 
 - Rev. and updated 4th ed. 
 - Tampa, Fla. :  Cover Pub. Co.,  c1989. 
 - xi, 311 p. :  ill. 
<br/><br/><label>ISBN: </label>0912912014 (pbk.) 9780912912011 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrocardiography
<br/><br/><label>National Library of Medicine Call No.: </label>WG 18  / .D83 1989