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Self-administered Food Frequency Questionnaire Used in the 5-year Follow-up Survey of the JPHC Study: Questionnaire Structure, Computation Algorithms, and Area-based Mean Intake
In this section we described the structure of the self-administered semiquantitative food frequency questionnaire used in the 5-year follow-up survey of the JPHC study, the computation algorithms, and the area-based mean intakes of nutrients and food groups in the subjects of the validation study. T...
Autores principales: | , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Japan Epidemiological Association
2007
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9767697/ https://www.ncbi.nlm.nih.gov/pubmed/12701629 http://dx.doi.org/10.2188/jea.13.1sup_13 |