Williams, Ralph C.,  1928-, <br/><br/>
Rheumatoid arthritis as a systemic disease / 
by Ralph C. Williams, Jr. 
 - Philadelphia :  Saunders,  1974. 
 - 268 pages :  illustrations ;  25 cm. 
<br/><br/><label>ISBN: </label>0721694179 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rheumatoid arthritis.