Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yokoyama Tadashi and Yoshida Hiroshi and Makino Hiroshi and Maruyama Hiroshi and Suzuki Seiji and Matsutani Takeshi and Matsushita Akira and Hirakata Atsushi and Sasajima Koji and Uchida Eiji,Efficacy and Safety of Gemcitabine Monotherapy for Patients with Advanced Biliary Tract Cancer,Journal of Nippon Medical School,1345-4676,The Medical Association of Nippon Medical School,2012,79,3,204-212,https://cir.nii.ac.jp/crid/1390282680073243136,https://doi.org/10.1272/jnms.79.204