Use of the WHO certification scheme on the quality of pharmaceutical products moving in international commerce : study carried out from April 1993 to February 1994 in 15 importing countries, two exporting countries and two international low-cost essential drugs supply agencies. 

 - 146p. 
 - (DAP research series ; no. 16). .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drug and narcotic control<br/>Drug industry- standards<br/>Quality control<br/>Commerce