Matthews, J.  N. S. <br/><br/>
Introduction to randomized controlled clinical trials / 
John N.S. Matthews 
 - 2nd ed. 
 - Boca Raton, :  Chapman & Hall/CRC,  2006 
 - 283 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. 269-272) and index 
<br/><br/><label>ISBN: </label>1584886242 (alk. paper)  RM239.63 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clinical trials--Statistical methods