[Toward ideal welfare institutions for the aged].
Yokota
M
M
D000368:Aged; D006707:Homes for the Aged / Q000458:organization & administration*; D016852:Housing for the Elderly / Q000458:organization & administration*; D006801:Humans; D011785:Quality Assurance, Health Care / Q000458:organization & administration*; D012946:Social Welfare