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Reproducibility and validity of a food frequency questionnaire to estimate calcium intake in Puerto Ricans
The objective of the study was to assess the reproducibility and validity of a short semi-quantitative calcium specific FFQ in a convenience Puerto Rican sample. Reproducibility was tested by the difference between calcium intakes from the FFQ completed twice, with a one month difference: validity w...
Sparad:
| I publikationen: | Arch Latinoam Nutr |
|---|---|
| Huvudupphovsmän: | , , , |
| Materialtyp: | Artigo |
| Språk: | Inglês |
| Publicerad: |
2012
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| Ämnen: | |
| Länkar: | https://ncbi.nlm.nih.gov/pmc/articles/PMC5327701/ https://ncbi.nlm.nih.gov/pubmed/24617021 |
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