America is aging: are we ready?
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Reinhard
D017677:Age Distribution; D006285:Health Planning; D006301:Health Services Needs and Demand; D006299:Health Services for the Aged / Q000458:organization & administration*; D016852:Housing for the Elderly / Q000458:organization & administration*; D006801:Humans; D011157:Population Dynamics; D014481:United States