BARKER, D.J.P. <br/><br/>
Practical epidemiology 
/[by] D.J.P.Barker 
 - 2nd ed. 
 - Edinburgh  ELBS/Churchill Livingstone  1976 
 - 180 p. 
<br/><br/> Includes index.<br/> 
<br/><br/><label>ISBN: </label>443019320 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Epidemiology
<br/><br/><label>Dewey Class. No.: </label>614.4  / BAR