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Online version of the self-administered food frequency questionnaire for the Japan Public Health Center-based Prospective Study for the Next Generation (JPHC-NEXT) protocol: Relative validity, usability, and comparison with a printed questionnaire.
Kato E, Takachi R, Ishihara J, Ishii Y, Sasazuki S, Sawada N, Iwasaki M, Shinozawa Y, Umezawa J, Tanaka J, Yokoyama Y, Kitamura K, Nakamura K, Tsugane S. Kato E, et al. Among authors: sasazuki s. J Epidemiol. 2017 Sep;27(9):435-446. doi: 10.1016/j.je.2016.08.021. Epub 2017 Jun 30. J Epidemiol. 2017. PMID: 28625422 Free PMC article.
258 results