"Gerontologie." . . "Aged." . . "Aged" . "Psychological Tests." . . "Demography." . . "SOCIAL SCIENCE Gerontology." . . "Social Welfare." . . "Social welfare" . "Psychological Tests Aged." . . "Personnes âgées Conditions économiques Recherche." . . "Personnes âgées Soins médicaux Recherche." . . "Health Services Research methods." . . "FAMILY & RELATIONSHIPS Aging." . . "Personnes âgées Conditions sociales Recherche." . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Health, program evaluation, and demography"@en . "Health, program evaluation, and demography" . . . "Electronic books"@en . . . . . . . . . "Health, program evaluation and demography" . "Health services for the aged" . . "Gérontologie Recherche." . . "Gezondheid." . . "Services de santé États-Unis." . . "Sociometric Techniques." . .