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Occup Environ            Med          70, 508\u201310.","DOI":"10.1136\/oemed-2012-101246"},{"key":"2","doi-asserted-by":"crossref","unstructured":"2) Kubo              S, Nakanuma              Y, Takemura              S, Sakata              C, Urata              Y, Nozawa              A, Nishioka              T, Kinoshita              M, Hamano              G, Terajima              H, Tachiyama              G, Matsumura              Y, Yamada              T, Tanaka              H, Nakamori              S, Arimoto              A, Kawada              N, Fujikawa              M, Fujishima              H, Sugawara              Y, Tanaka              S, Toyokawa              H, Kuwae              Y, Ohsawa              M, Uehara              S, Sato              KK, Hayashi              T, Endo              G (2014)            Case series of 17 patients with cholangiocarcinoma among young adult            workers of a printing company in Japan. J Hepatobiliary Pancreat            Sci          21, 479\u201388.","DOI":"10.1002\/jhbp.86"},{"key":"3","unstructured":"3) Ministry of Health, Labour and            Welfare: Occupational biliary tract cancer cases in Japan. http:\/\/www.mhlw.go.jp\/english\/policy\/employ-labour\/labour-standards\/Occupational.html.          Accessed July 5, 2024."},{"key":"4","doi-asserted-by":"crossref","unstructured":"4) Benbrahim-Tallaa              L,                Lauby-Secretan              B, Loomis              D, Guyton              KZ, Grosse              Y, El                Ghissassi              F, Bouvard              V, Guha              N, Mattock              H, Straif              K, International            Agency for Research on Cancer Monograph Working Group (2014)            Carcinogenicity of perfluorooctanoic acid, tetrafluoroethylene,            dichloromethane, 1,2-dichloropropane, and 1,3-propane sultone.            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IARC, Lyon."},{"key":"6","doi-asserted-by":"crossref","unstructured":"6) Kubo              S, Kinoshita              M, Takemura              S, Tanaka              S, Shinkawa              H, Nishioka              T, Hamano              G, Ito              T, Abue              M, Aoki              M, Nakagawa              K, Unno              M, Hijioka              S, Fujiyoshi              T, Shimizu              Y, Mizuguchi              T, Shirabe              K, Nishie              A, Oda              Y, Takenaka              K, Kobarai              T, Hisano              T, Saiura              A, Numao              H, Toda              M, Kuwae              Y, Nakanuma              Y, Endo              G (2014)            Characteristics of printing company workers newly diagnosed with            occupational cholangiocarcinoma. 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Int J            Clin Exp Pathol          7, 4745\u201354."},{"key":"8","doi-asserted-by":"crossref","unstructured":"8) Kubo              S, Takemura              S, Tanaka              S, Nishioka              T, Kinoshita              M, Hamano              G, Ito              T, Yamamoto              T, Abue              M, Aoki              M, Nakagawa              K, Hijioka              S, Miyamoto              A, Osaki              Y, Endo              G, Kumagai              S (2016)            Screening and surveillance for occupational cholangiocarcinoma in workers            exposed to organic solvents. 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Virchows            Arch          482, 745\u201353.","DOI":"10.1007\/s00428-023-03499-5"},{"key":"17","doi-asserted-by":"crossref","unstructured":"17) Kounami              N, Maeda              S, Kitagawa              A, Tomihara              H, Ushimaru              Y, Ohara              N, Takeoka              T, Imasato              M, Kawabata              R, Noura              S, Yasuhara              Y, Miyamoto              A (2024)            Early detection of occupational cholangiocarcinoma in a high-risk patient            under intensive surveillance: a case study. 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