Methods for field trials of interventions against tropical diseases :    a toolbox /  
edited by P. G. Smith, Richard H. Morrow. 
 - Oxford :    Oxford University Press ,    1991. 
<br/><br/><label>ISBN: </label>0192620177 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Tropical Medicine -- research -- methodology<br/> Field Trial
<br/><br/><label>Subjects--Geographic Terms: </label><br/> Tropical Medicine -- Developing Countries
<br/><br/><label>National Library of Medicine Call No.: </label>WC 680   /  M566f 1991