Grigorov, M <br/><br/>
[Intracardiac phonocardiography in young persons with congenital heart defects].  [electronic resource] 

 -  Kardiologiia  Mar 1975 
 - 37-41 p.  digital 
<br/><br/> Publication Type: English Abstract; Journal Article 
<br/><br/><label>ISSN: </label>0022-9040 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Age Factors<br/>Cardiac Catheterization<br/>Heart Auscultation<br/>Heart Defects, Congenital--diagnosis<br/>Heart Septal Defects, Atrial--diagnosis<br/>Humans<br/>Phonocardiography<br/>Pulmonary Artery--abnormalities<br/>Pulmonary Valve Stenosis--diagnosis