BARKER, D.J.P. <br/><br/>
practical epidemiology 

 -  Ediriburgh, Churchil  Livingstone  1982 
 - 159 p. 
<br/><br/><label>ISBN: </label>0000443023034 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics : Medicine : epidemiology
<br/><br/><label>Dewey Class. No.: </label>519.2:61  / B16