[Medical care for the aged in the psychiatry field].
D000368:Aged; D000369:Aged, 80 and over; D003631:Day Care, Medical; D003704:Dementia / Q000451:nursing / Q000628:therapy*; D006299:Health Services for the Aged; D006707:Homes for the Aged; D006760:Hospitalization; D006801:Humans