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Developed and validated food frequency questionnaires in Iran: A systematic literature review
BACKGROUND: Food frequency questionnaires (FFQs) are inexpensive, easy to administer, and practical tools for dietary assessment in epidemiological studies. Several studies have investigated the validity and reproducibility of FFQs for the Iranian population. This systematic review aimed to assess t...
Autores principales: | , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Wolters Kluwer - Medknow
2021
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8384004/ https://www.ncbi.nlm.nih.gov/pubmed/34484382 http://dx.doi.org/10.4103/jrms.JRMS_652_20 |