Gordis, Leon <br/><br/>
Epidemiology 

 - 3rd ed. 
 - Philadelphia:  Elsevier,  2004. 
 - xi ,335 p. 
<br/><br/>Include index. 
<br/><br/><label>ISBN: </label>9781416025306 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Epidemiology
<br/><br/><label>National Library of Medicine Call No.: </label>WA105