Cost-effectiveness and drug therapy.
D000700:Analgesics; D000871:Anthelmintics; D000900:Anti-Bacterial Agents; D000959:Antihypertensive Agents; D003365:Costs and Cost Analysis; D003906:Developing Countries; D004358:Drug Therapy; D006801:Humans; D013636:Tanzania; D014149:Tranquilizing Agents
D000700:Analgesics; D000871:Anthelmintics; D000900:Anti-Bacterial Agents; D000959:Antihypertensive Agents; D014149:Tranquilizing Agents