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Fang-Hua Liu

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Open access Oct 2026

Reproducibility and relative validity of a food frequency questionnaire developed among reproductive-aged women in Northeast China

Background: To evaluate the reproducibility and relative validity of a newly developed 118-item food frequency questionnaire (FFQ) for assessing habitual dietary intake among reproductive-aged women in Northeast China. Methods: A total of 207 eligible reproductive-aged women were enrolled. After exclusions for incomple...

Fang-Hua Liu, Qi-Jun Wu, Ting-Ting Gong · 0 citations

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