Friis, Robert H. <br/><br/>
Epidemiology for Public Health Practice / 
Robert H.Friis 
 - 4th ed 
 - Boston :  Jones and bartlett ,  2009 
 - 717 p.:  ill 
<br/><br/><label>ISBN: </label>9780763751616 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Epidemiology<br/>Public health personnel<br/>Epidemiology for Public Health Practice Robert H. <br/>Epidemiology for Public Health Practice
<br/><br/><label>LC Class. No.: </label>RA651  / F686 E6 2009