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Use of a food frequency questionnaire in American Indian and Caucasian pregnant women: a validation study
BACKGROUND: Food frequency questionnaires (FFQs) have been validated in pregnant women, but few studies have focused specifically on low-income women and minorities. The purpose of this study was to examine the validity of the Harvard Service FFQ (HSFFQ) among low-income American Indian and Caucasia...
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| Main Authors: | , , , , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
BioMed Central
2005
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1361787/ https://ncbi.nlm.nih.gov/pubmed/16356183 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1471-2458-5-135 |
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