Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HERRERA GA,Malignant small bowel neoplasm of enteric plexus derivation (Plexosarcoma)-light and electron microscopic study confirming the origin of the neoplasm.,Dig Dis Sci,,,1984,29,,245-254,https://cir.nii.ac.jp/crid/1573387449143826176,