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- Title
Validity of food frequency questionnaire estimated intakes of folate and other B vitamins in a region without folic acid fortification.
- Authors
Johansson, I; Van Guelpen, B; Hultdin, J; Johansson, M; Hallmans, G; Stattin, P
- Abstract
B vitamins have been implicated in major chronic diseases but results have been inconsistent. This study evaluated the accuracy of dietary intakes of folate, vitamin B12, riboflavin and vitamin B6 as measured by the Northern Sweden Food Frequency Questionnaire (FFQ) against repeated 24-h recalls (24HR) and plasma levels, taking into consideration the MTHFR 677C>T polymorphism.
- Publication
European journal of clinical nutrition, 2010, Vol 64, Issue 8, p905
- ISSN
1476-5640
- Publication type
Journal Article
- DOI
10.1038/ejcn.2010.80