Cross-cultural validity of a dietary questionnaire for studies of dental caries risk in Japanese


BACKGROUND Diet is a major modifiable contributing factor in the etiology of dental caries. The purpose of this paper is to examine the reliability and cross-cultural validity of the Japanese version of the Food Frequency Questionnaire to assess dietary intake in relation to dental caries risk in Japanese. METHODS The 38-item Food Frequency Questionnaire… (More)
DOI: 10.1186/1472-6831-14-1

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