Osborn, John F. <br/><br/>
Statistical exercises in medical research / 
By John F. Osborn foreword by P. Armitage. 
 - New York:  John Wiley & Sons,  1979. 
 - 154 p. ;  24 cm. 
<br/><br/> With answers 
<br/><br/><label>ISBN: </label>0470267445 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Mathematical statistics<br/> Medical statistics<br/> Biometry<br/> Mathematics<br/> Research