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Reproducibility and Validity of a Food Frequency Questionnaire Designed to Assess Diet in Children Aged 4-5 Years.
The food frequency questionnaire (FFQ) is the most efficient and cost-effective method to investigate the relationship between usual diet and disease in epidemiologic studies. Although FFQs have been validated in many adult populations worldwide, the number of valid FFQ in preschool children is very...
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| Main Authors: | , , , , , , , , , , |
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| Format: | Artigo |
| Sprog: | Inglês |
| Udgivet: |
Public Library of Science (PLoS)
2016-01-01
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| Serier: | PLoS ONE |
| Online adgang: | http://europepmc.org/articles/PMC5127574?pdf=render |
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