Burch, George Edward,  1910- <br/><br/>
A primer of electrocardiography / 
by George E. Burch and Travis Winsor 
 - 5th ed. 
 - Philadelphia :  Lea & Febiger,  1966 
 - 304 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0812100301 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrocardiography