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Development and validation of a Semi-quantitative food frequency questionnaire among older people in north of Iran
BACKGROUND: The study was conducted to assess reliability of modified semi-quantitative food frequency questionnaire (SQFFQ) as a part of the Amirkola Health and Aging Project (AHAP). METHODS: The study was carried out in a sample of 200 men and women aged 60 years and older. A 138-item SQFFQ and tw...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Babol University of Medical Sciences
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5771365/ https://www.ncbi.nlm.nih.gov/pubmed/29387324 http://dx.doi.org/10.22088/cjim.9.1.78 |