Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tomioka Kimiko and Iwamoto Junko and Saeki Keigo and Okamoto Nozomi,Reliability and Validity of the International Physical Activity Questionnaire (IPAQ) in Elderly Adults: The Fujiwara-kyo Study,Journal of Epidemiology,0917-5040,Japan Epidemiological Association,2011,21,6,459-465,https://cir.nii.ac.jp/crid/1390282679452664064,https://doi.org/10.2188/jea.je20110003