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Evaluation of Web-Based, Self-Administered, Graphical Food Frequency Questionnaire
Computer-administered food frequency questionnaires (FFQs) can address limitations inherent in paper questionnaires, by allowing very complex skip patterns, portion size estimation based on food pictures and real-time error checking. This manuscript evaluates a web-based FFQ, the Graphical Food Freq...
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| Главные авторы: | , , , , , , |
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| Формат: | Artigo |
| Язык: | Inglês |
| Опубликовано: |
2014
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| Предметы: | |
| Online-ссылка: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3966309/ https://ncbi.nlm.nih.gov/pubmed/24462267 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.jand.2013.11.017 |
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