Calabresi, M <br/><br/>
Why not extrasystoles?  [electronic resource] 

 -  The American journal of cardiology  Apr 1986 
 - 894 p.  digital 
<br/><br/> Publication Type: Letter 
<br/><br/><label>ISSN: </label>0002-9149 
<br/><br/><label>Standard No.: </label>10.1016/0002-9149(86)90643-0  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cardiac Complexes, Premature--physiopathology<br/>Humans<br/>Terminology as Topic