The use of medications in the elderly population.
D000368:Aged; D000375:Aging; D011307:Drug Prescriptions; D004358:Drug Therapy; D005853:Geriatrics; D006801:Humans; D004366:Nonprescription Drugs / Q000627:therapeutic use; D004364:Pharmaceutical Preparations / Q000378:metabolism; D012959:Socioeconomic Factors
D004366:Nonprescription Drugs; D004364:Pharmaceutical Preparations