Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HIRANO Masamitsu and FUJIMURA Masaki and YAMAMOTO Akira and YAMAMOTO Ikuo and MORI Atsumi and OGURA Shinichi,Effect of billiary tract administration of Glyceryl Trinitrate (GTN)on biliary function and the clinical application of GTN for gallstone treatment,Tando,0914-0077,Japan Biliary Association,1990,4,4,443-450,https://cir.nii.ac.jp/crid/1390282680444089216,https://doi.org/10.11210/tando1987.4.4_443