Park J E <br/><br/>
Textbook of preventive and social medicine 

 -  1970 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>55503 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Disease prevention<br/>Medicine
<br/><br/><label>Dewey Class. No.: </label>L:54, L0