Summerall, Charles P. <br/><br/>
Lessons in EKG interpretation :  a basic self-instructional guide / 
Charles P. Summerall. 
 - New York :  John Wiley & Sons,  1985. 
 - 208 p. :  ill. ;  23 cm. 
 - A Wiley medical publication .
<br/><br/><label>ISBN: </label>0471882321 
<br/><br/><label>LCCN: </label>84-21025 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrocardiography--Programmed instruction<br/>Heart--Diseases--Diagnosis--Programmed instruction<br/>Heart diseases--Diagnosis--Programmed instruction