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- adolescent1
- adult1
- age factors1
- aged1
- aged, 80 and over1
- analytical, diagnostic and therapeutic techniques and equipment::investigative techniques::epidemiologic methods::epidemiologic study characteristics as topic::epidemiologic studies::cohort studies::longitudinal studies::follow-up studies [medical subject headings]1
- child1
- child, preschool1
- cuidados domiciliarios1