Morris, J. N. <br/><br/>
Uses of epidemiology. 

 - 318p. 
<br/><br/> 1 
<br/><br/><label>ISBN: </label>9780443011061 0443011060 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Epidemiology
<br/><br/><label>LC Class. No.: </label>3rd ed.