An evaluation of WHO's action programme on essential drugs / Royal Tropical Institute (J.W. Harnmeijer ... [et al.] ; London School of Hygiene and Tropical Medicine (G. Walt, S. Rifkin and N. Kanji)

An evaluation of WHO's action programme on essential drugs / Royal Tropical Institute (J.W. Harnmeijer ... [et al.] ; London School of Hygiene and Tropical Medicine (G. Walt, S. Rifkin and N. Kanji)