著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) TSUTSUMI Kosuke and OHTSUKA Takao and MORI Yasuhisa and FUJINO Minoru and YASUI Takaharu and AISHIMA Shinichi and TAKAHATA Shunichi and NAKAMURA Masafumi and ITO Tetsuhide and TANAKA Masao,Analysis of lymph node metastasis in pancreatic neuroendocrine tumors (PNETs) based on the tumor size and hormonal production,Journal of gastroenterology,09441174,,2012-06-01,47,6,678-685,https://cir.nii.ac.jp/crid/1573387450598470656,