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Are postal questionnaire surveys of reported activity valid? An exploration using general practitioner management of hypertension in older people.
BACKGROUND: Postal questionnaire surveys are commonly used in general practice and often ask about self-reported activity. The validity of this approach is unknown. AIM: To explore the criterion validity of questions asking about self-reported activity in a self-completion questionnaire. METHOD: A c...
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| Main Authors: | , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
1999
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1313315/ https://ncbi.nlm.nih.gov/pubmed/10622014 |
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