Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ono Tetusya and Maeda Mami and Abe Masafumi and Shibata Shyo and Shiroma Tsutomu and Ootsubo Tetsuo and Kawai Takashi,Comparison of Visibility in Esophagography by the Open and Non-open Methods,Official Journal of Japan Society of Ningen Dock,18801021,Japan Society of Ningen Dock,2010,25,1,38-43,https://cir.nii.ac.jp/crid/1390282680211899520,https://doi.org/10.11320/ningendock.25.38