Issues in assessing the validity of nutrient data obtained from a food-frequency questionnaire: folate and vitamin B12 examples (Q30959375)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Issues in assessing the validity of nutrient data obtained from a food-frequency questionnaire: folate and vitamin B12 examples |
scientific article |
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Issues in assessing the validity of nutrient data obtained from a food-frequency questionnaire: folate and vitamin B12 examples (English)
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Paul Mitchell
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Victoria M Flood
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Wayne T Smith
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Karen L Webb
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1 September 2004
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751-756
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