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Effect of changes in a food frequency questionnaire: comparing data from two national dietary survey instruments among 12-month-old infants

BACKGROUND: National dietary surveys among Norwegian 12-months olds have been conducted twice: in 1999 and 2007. At both time-points diet were assessed by a semi-quantitative food frequency questionnaire (SFFQ) (the SFFQ-1999 and the SFFQ-2007). Modifications in the SFFQ-2007 compared to the SFFQ-19...

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Detalles Bibliográficos
Autores principales: Kristiansen, Anne Lene, Laugsand Lillegaard, Inger Therese, Frost Andersen, Lene
Formato: Online Artículo Texto
Lenguaje:English
Publicado: BioMed Central 2013
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3724696/
https://www.ncbi.nlm.nih.gov/pubmed/23883290
http://dx.doi.org/10.1186/1471-2458-13-680