title: Essential medicines twenty-five years on: closing the access gap.
authors.forename: Jonathan D
authors.initials: JD
authors.lastname: Quick
mesh_terms: D018954:Drugs, Essential / Q000191:economics / Q000600:supply & distribution*; D014943:Global Health; D006291:Health Policy; D006297:Health Services Accessibility; D006801:Humans; D011320:Primary Health Care / Q000592:standards; D014944:World Health Organization
chemical_list: D018954:Drugs, Essential