title: A review of essential drugs and primary health care. What are the important next steps?
mesh_terms: D003906:Developing Countries; D004345:Drug Industry; D004358:Drug Therapy / Q000191:economics; D006801:Humans; D010349:Patient Compliance; D004364:Pharmaceutical Preparations / Q000600:supply & distribution; D011320:Primary Health Care
chemical_list: D004364:Pharmaceutical Preparations