Smith , P. J.   . <br/><br/>
Methods for Field Trials of Interventions Against Troplcal Diseases A Toolbox /   Textual Documents 

 - New York :   Oxford Uni Press ,   1991. 
 - 304 ;    
<br/><br/><label>ISBN: </label> 50.00 
<br/><br/><label>Subjects--Index Terms: </label>Epidemiology  Preventive and Social Medicine  Medical Science 
<br/><br/><label>Dewey Class. No.: </label>614.4  / SmI