Jacobsen, Kathryn H., <br/><br/>
Introduction to health research methods :  a practical guide / 
Kathryn H. Jacobsen, MPH, PhD, Professor George Mason University, Fairfax, Virginia. 
 - second edition. 
 - xiv, 376 pages :  illustrations (some color) ;  23 cm 
<br/><br/> Includes index. 
<br/><br/>يشتمل على قائمة ببليوجرافية. 
<br/><br/><label>ISBN: </label>9781284094381 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biomedical Research--methods<br/>Research Design
<br/><br/><label>LC Class. No.: </label>R850  / .J33 2017 
<br/><br/><label>Dewey Class. No.: </label>610.72  / JKI 
<br/><br/><label>National Library of Medicine Call No.: </label>W 20.5