Januskevicius, Z I <br/><br/>
[Results of rhythmographic examination of patients with extrasystole].  [electronic resource] 

 -  Terapevticheskii arkhiv  1977 
 - 16-20 p.  digital 
<br/><br/> Publication Type: English Abstract; Journal Article 
<br/><br/><label>ISSN: </label>0040-3660 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Aged<br/>Cardiac Complexes, Premature--physiopathology<br/>Heart Rate<br/>Humans<br/>Middle Aged<br/>Physical Exertion