TY - GEN ED - World Health Organization. Regional Office for Africa. TI - Essential medicines National Professional Officers planning and evaluation meeting : final report : Brazzaville, Republic of the Congo, 10-14 May 2004 PY - 2004/// CY - Brazzaville : PB - WHO Regional Office for Africa KW - Pharmaceutical preparations KW - Supply and distribution KW - Essential drugs KW - Drug costs KW - National health programs KW - Africa ER -