Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Fujii Masashi and Ueki Masaru and Uehara Kazutake and Yashima Kazuo and Kawaguchi Koichiro and Ikebuchi Yuichiro and Kinoshita Hidehito and Arai Junichiro and Matsubara Akira and Goto Takashi and Hirayama Takahiro and Hashizume Hideki and Isomoto Hajime,Pain Evaluation During Colonoscopy by the Erythema Index of the Facial Image,Yonago Acta Medica,05135710,Tottori University Medical Press,2019,62,1,100-108,https://cir.nii.ac.jp/crid/1390845713068958976,https://doi.org/10.33160/yam.2019.03.014