Retirement communities--why they're tough to tackle.
D000368:Aged; D003625:Data Collection; D003710:Demography; D005069:Evaluation Studies as Topic; D006707:Homes for the Aged / Q000458:organization & administration*; D006739:Hospital Administration; D006754:Hospital Restructuring; D006801:Humans; D012179:Retirement; D012307:Risk Factors; D013223:Statistics as Topic; D014481:United States