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Relative validation of a food frequency questionnaire for national health and nutrition monitoring

BACKGROUND: Validation of a food frequency questionnaire (FFQ) is important as incorrect information may lead to biased associations. Therefore the relative validity of an FFQ developed for use in the German Health Examination Survey for Adults 2008-2011 (DEGS) was examined. METHODS: Cross-sectional...

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Detalles Bibliográficos
Autores principales: Haftenberger, Marjolein, Heuer, Thorsten, Heidemann, Christin, Kube, Friederike, Krems, Carolin, Mensink, Gert BM
Formato: Texto
Lenguaje:English
Publicado: BioMed Central 2010
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2945984/
https://www.ncbi.nlm.nih.gov/pubmed/20840739
http://dx.doi.org/10.1186/1475-2891-9-36