Hayes, Richard J., <br/><br/>
Cluster randomised trials / 
by Richard J. Hayes, Lawrence H. Moulton. 
 - Second edition. 
 - xxvi, 397 pages :  illustrations ;  25 cm. 
 - Chapman & Hall/CRC biostatistics series .
 - Chapman & Hall/CRC biostatistics series. .
<br/><br/><label>ISBN: </label>9781498728225  RM391.04 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cluster analysis.<br/>Randomized Controlled Trials as Topic--methods.<br/>Data Interpretation, Statistical.