Jekel, James F. <br/><br/>
Epidemiology, biostatistics, and preventive medicine. 

 - 3rd ed. 
 - Philadelphia :  Saunders/Elsevier,  2007. 
 - xii, 421 p.   ill.   28 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781416034964 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Epidemiology.<br/>Medical statistics.<br/>Medicine, Preventive.<br/>Biometry.<br/>Epidemiologic Methods.<br/>Preventive Medicine.
<br/><br/><label>National Library of Medicine Call No.: </label>WA 950 JE 2007