Validity of a Self-Administered Food Frequency Questionnaire (FFQ) and Its Generalizability to the Estimation of Dietary Folate Intake in Japan
Nutrition Journal - United Kingdom
doi 10.1186/1475-2891-4-26
Full Text
Open PDFAbstract
Available in full text
Date
October 5, 2005
Authors
Publisher
Springer Science and Business Media LLC