Markiewicz, M <br/><br/>
[The sick sinus syndrome--an ever-present diagnostic and therapeutic problem].  [electronic resource] 

 -  Polskie Archiwum Medycyny Wewnetrznej  May 1981 
 - 357-66 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humans<br/>Sick Sinus Syndrome--diagnosis