Armitage P <br/><br/>
Statistical methods in medical research 

 - 2nd ed 
 - London  Blackwell scientific publications  1987 
 - xiii,559p.  ill,index 
<br/><br/><label>ISBN: </label>9780632015016 
<br/><br/><label>Subjects--Topical Terms: </label><br/>medical reseach
<br/><br/><label>LC Class. No.: </label>MED REF R852  / A75