Fangman, T R <br/><br/>
Effects of an increase in operating load upon the energy output of implantable cardiac pacemakers.  [electronic resource] 

 -  The Journal of cardiovascular surgery   
 - 286-93 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0021-9509 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heart Block--therapy<br/>Humans<br/>Methods<br/>Pacemaker, Artificial--instrumentation