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Vitamin D Intake From Food and Supplements Among Ontario Women Based on the US Block Food Frequency Questionnaire With and Without Modification for Canadian Food Values
OBJECTIVES: To measure and compare dietary vitamin D intake among women in Ontario using a modified Block 1998 (US) food frequency questionnaire (FFQ) before and after modification for Canadian-specific vitamin D food fortification. METHODS: An age-stratified random sample of 3,471 women in Ontario...
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| 發表在: | Can J Public Health |
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| Main Authors: | , , , , |
| 格式: | Artigo |
| 語言: | Inglês |
| 出版: |
Springer International Publishing
2010
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| 主題: | |
| 在線閱讀: | https://ncbi.nlm.nih.gov/pmc/articles/PMC6973816/ https://ncbi.nlm.nih.gov/pubmed/21033546 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1007/BF03405294 |
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