GREGG, G S <br/><br/>
Etiology of rheumatic fever.  [electronic resource] 

 -  Pennsylvania medical journal (1928)  Feb 1951 
 - 132-3 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0096-0667 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humans<br/>Rheumatic Fever