World Health Organization The selection and use of essential medicines report of the WHO expert committee, 2007 - - Geneva World Health Organization 2007 - 162p. 24 cm. - WHO Technical Report Series no.946. . 15th model list of essential medicines Drugs -Standards, Drug Information Services ISBN: 9789241209465 Subjects--Topical Terms: Drug Information ServicesDrugs -Standards Dewey Class. No.: SERIALS / WHO