Pdf Reproducibility And Relative Validity Of A Short Food Frequency

Pdf Validity Of Food Frequency Questionnaire In Preschoolers We evaluated the reproducibility and validity of a 190-item semiquantitative food frequency questionnaire (FFQ) to be used in a large prospective study in the Athens area of Greece Eighty persons, 42

Pdf Reproducibility Relative Validity And Calibration Of A Food

Pdf Reproducibility And Relative Validity Of A Semi Quantitative Food
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