Methods for field trials of interventions against tropical diseases :  a 'toolbox' / 
edited by P.G. Smith, Richard H. Morrow. 
 - Oxford ; N. Y. :  Oxford University Press,  1991. 
 - xxii, 326 p. 
 - Oxford Medical Publications. .
<br/><br/><label>ISBN: </label>0-19-262018-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Investigación --Métodos -<br/>Medicina Tropical --Investigación --Metodología -<br/>Países en Desarrollo --Investigación -
<br/><br/><label>Dewey Class. No.: </label>616.9'883  / M592