Morse, Dryden  <br/><br/>
The pacemaker and valve identification guide / 
by Dryden Morse and Robert M. Steiner. 
 - Flushing, N.Y.:  Medical Examination Pub. Co.,  1978. 
 - v. (varios pagings) :  illustrations ;  29 cm. 
<br/><br/><label>ISBN: </label>0874889936 
<br/><br/><label>Subjects--Personal Names: </label><br/>Pacemaker.