[Essential drugs available to all].
D003365:Costs and Cost Analysis; D004345:Drug Industry; D006297:Health Services Accessibility; D049673:History, 20th Century; D006801:Humans; D007843:Latin America; D010175:Pan American Health Organization / Q000266:history*; D004364:Pharmaceutical Preparations / Q000191:economics / Q000600:supply & distribution*; D010602:Pharmacopoeias as Topic / Q000266:history; D011786:Quality Control; D014481:United States
D004364:Pharmaceutical Preparations
Medicamentos esenciales al alcance de todos.