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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Main Authors: Kristal, Alan R., Kolar, Ann S., Fisher, James L., Plascak, Jesse J., Stumbo, Phyllis J., Weiss, Rick, Paskett, Electra D.
Format: Artigo
Sprog:Inglês
Udgivet: 2014
Fag:
Article
Online adgang: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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