Webb, Penny,  1963- <br/><br/>
Essential epidemiology :  an introduction for students and health professionals. / 
Penny Webb, Chris Bain and Sandi Pirozzo. 
 - Cambridge :  Cambridge University Press,  2005. 
<br/><br/><label>ISBN: </label>0521546613 (pbk.) 0521837456 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Epidemiology.
<br/><br/><label>Dewey Class. No.: </label>614.4