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) Takeshi Okamoto and Tsuyoshi Takeda and Takashi Sasaki and Tsuyoshi Hamada and Takafumi Mie and Takahiro Ishitsuka and Manabu Yamada and Hiroki Nakagawa and Tatsuki Hirai and Takaaki Furukawa and Akiyoshi Kasuga and Masato Ozaka and Naoki Sasahira,Safety and Effectiveness of Chemotherapy in Elderly Biliary Tract Cancer Patients,Current Oncology,1718-7729,MDPI AG,2023-07-27,30,8,7229-7240,https://cir.nii.ac.jp/crid/1360865816814711680,https://doi.org/10.3390/curroncol30080524