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Biochemical Validation of Food Frequency Questionnaire-Estimated Carotenoid, α-Tocopherol, and Folate Intakes Among African Americans and Non-Hispanic Whites in the Southern Community Cohort Study
Few food frequency questionnaires (FFQs) have been developed specifically for use among African Americans, and reports of FFQ performance among African Americans or low-income groups assessed using biochemical indicators are scarce. The authors conducted a validation study within the Southern Commun...
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| Hlavní autoři: | , , , , , |
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| Médium: | Artigo |
| Jazyk: | Inglês |
| Vydáno: |
Oxford University Press
2010
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| Témata: | |
| On-line přístup: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2842194/ https://ncbi.nlm.nih.gov/pubmed/20061366 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1093/aje/kwp402 |
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