Relative validity of a semi-quantitative food-frequency questionnaire in an elderly Mediterranean population of Spain
Keywords:
Validity
Reproducibility
FFQ
Dietary records
Mediterranean population: PREDIMED Study
Publisher:
Cambridge University Press
Citation:
Fernández-Ballarth JD, Pinol JL, Zazpe I, Corella D, Carrasco P, Toledo E, et al. Relative validity of a semi-quantitative food-frequency questionnaire in an elderly Mediterranean population of Spain. Br J Nutr 2010 JUN 28;103(12):1808-1816
Statistics and impact
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