ARMITAGE, P <br/><br/>
Statistical methods in medical research 

 -  Oxford, Blakwell  1971 
 - 504 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics : medicine :  medical research
<br/><br/><label>Dewey Class. No.: </label>519.2 :61  / A65