Barker, D.J.P <br/><br/>
Practical epidemiology 

 - Edinburgh  Churchill Livingstone  1973 
 - v, 180 P.  Illustration 
<br/><br/><label>ISBN: </label>044301003X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Epidemiology
<br/><br/><label>Dewey Class. No.: </label>614.4  / B16