Preparing for the challenges of an aging population: the graying of America.
D000368:Aged; D006285:Health Planning; D006301:Health Services Needs and Demand / Q000639:trends; D006299:Health Services for the Aged / Q000191:economics / Q000458:organization & administration*; D006699:Home Care Services / Q000191:economics / Q000458:organization & administration*; D006801:Humans; D006278:Medicare; D011157:Population Dynamics; D014481:United States