Mental illness among nursing home patients.
D000368:Aged; D001519:Behavior; D003072:Cognition Disorders / Q000453:epidemiology; D003863:Depression / Q000453:epidemiology; D006801:Humans; D001523:Mental Disorders / Q000453:epidemiology* / Q000628:therapy; D009735:Nursing Homes; D012944:Social Support; D014481:United States