LUISADA, A A <br/><br/>
Simple methods for recording intracardiac electrocardiograms and phonocardiograms during left or right heart catheterization.  [electronic resource] 

 -  American heart journal  Oct 1957 
 - 531-6 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0002-8703 
<br/><br/><label>Standard No.: </label>10.1016/0002-8703(57)90292-2  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cardiac Catheterization<br/>Catheterization<br/>Electrocardiography<br/>Heart<br/>Heart Murmurs<br/>Heart Sounds<br/>Humans