Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YOSHIMOTO SHINJIRO and BEPPU MAKOTO and MIYAJI TOMOO and YURI HIDEHISA and DOI SACHIKO and MATSUO MICHIMASA and KAWAI KEIICHI,AN INVERSED OBSERVATION OF THE RECTUM AND ANAL CANAL WITH THE USE OF COLONOFIBERSCOPE,GASTROENTEROLOGICAL ENDOSCOPY,0387-1207,Japan Gastroenterological Endoscopy Society,1978,20,3,231-237,https://cir.nii.ac.jp/crid/1390282679194559616,https://doi.org/10.11280/gee1973b.20.231