New dimensions and opportunities.
D000368:Aged; D064420:Drug-Related Side Effects and Adverse Reactions; D005853:Geriatrics / Q000639:trends*; D006299:Health Services for the Aged / Q000639:trends*; D006699:Home Care Services; D006801:Humans; D010349:Patient Compliance; D013810:Therapeutic Equivalency; D014481:United States