Validity and reproducibility of a semi‐quantitative food frequency questionnaire for use among Portuguese pregnant women

This study aimed to evaluate the validity and reproducibility of a semi‐quantitative food frequency questionnaire (FFQ) to estimate nutrient intake among Portuguese pregnant women. A sample of 101 pregnant women completed a 3‐day food diary (FD) in each pregnancy trimester (reference method) and an...

Disgrifiad llawn

Wedi'i Gadw mewn:
Manylion Llyfryddiaeth
Cyhoeddwyd yn:Matern Child Nutr
Prif Awduron: Pinto, Elisabete, Severo, Milton, Correia, Sofia, Dos Santos Silva, Isabel, Lopes, Carla, Barros, Henrique
Fformat: Artigo
Iaith:Inglês
Cyhoeddwyd: Blackwell Publishing Ltd 2009
Pynciau:
Original Articles
Mynediad Ar-lein:https://ncbi.nlm.nih.gov/pmc/articles/PMC6860779/
https://ncbi.nlm.nih.gov/pubmed/20624208
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1111/j.1740-8709.2009.00199.x
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