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Test–retest reliability and validity of a web-based food-frequency questionnaire for adolescents aged 13–14 to be used in the Norwegian Mother and Child Cohort Study (MoBa)
BACKGROUND: The assessment of food intake is challenging and prone to errors; it is therefore important to consider the reliability and validity of the assessment methods. OBJECTIVE: The aim of this study was to analyze the reproducibility and validity of a developed food-frequency questionnaire (FF...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Co-Action Publishing
2014
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4202197/ https://www.ncbi.nlm.nih.gov/pubmed/25371661 http://dx.doi.org/10.3402/fnr.v58.23956 |