Slash hospitalization, lengths of stay for elderly.
D000368:Aged; D019090:Case Management; D017598:Efficiency, Organizational; D016330:Frail Elderly; D005851:Geriatric Nursing; D006761:Hospitals / Q000706:statistics & numerical data*; D006801:Humans; D007902:Length of Stay / Q000706:statistics & numerical data*; D014481:United States