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- Journal Article
- A1
- open access
The added value of food frequency questionnaire (FFQ) information to estimate the usual food intake based on repeated 24-hour recalls
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- Journal Article
- A1
- open access
Development and validation of a quantitative snack and beverage food frequency questionnaire for adolescents
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Reproducibility and validity of an FFQ to assess usual intake of methyl-group donors
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Prospective associations between socio-economic status and dietary patterns in European children: the Identification and Prevention of Dietary- and Lifestyle-induced Health Effects in Children and Infants (IDEFICS) study
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Validation of a food-frequency questionnaire assessment of methyl-group donors using estimated diet records and plasma biomarkers: the method of triads
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Changes in children's food group intake from age 3 to 7 years: comparison of a FFQ with an online food record
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Evaluation of the children's eating habits questionnaire used in the IDEFICS study by relating urinary calcium and potassium to milk consumption frequencies among European children
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Reproducibility and relative validity of a semi-quantitative food frequency questionnaire designed for assessing the intake of dioxin-like contaminants