Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) ITO Yuko and TSUCHIYA Masaru and MAEDA Tetsuya and OTSUKA Yuichirou and FUNAHASHI Kimihiko and KANEKO Hironori,A Duodenal Gastrointestinal Stromal Tumor with Extrahepatic Portal Vein Aneurysm that was Difficult to Diagnose from a Pancreatic Tumor—A Case Report—,Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association),13452843,Japan Surgical Association,2019,80,7,1297-1302,https://cir.nii.ac.jp/crid/1390002184871193088,https://doi.org/10.3919/jjsa.80.1297