title: [Preliminary analysis of labour effect on genesis of cholangiocarcinoma].
authors.affiliation: Department of Gastroenterology, Kanto Rosai Hospital.
authors.forename: Rena
authors.initials: R
authors.lastname: Kaneko
authors.forename: Natsuko
authors.initials: N
authors.lastname: Nakazaki
authors.forename: Teppei
authors.initials: T
authors.lastname: Tagawa
authors.forename: Chitose
authors.initials: C
authors.lastname: Oishi
authors.forename: Koji
authors.initials: K
authors.lastname: Hara
authors.forename: Miniru
authors.initials: M
authors.lastname: Kim
authors.forename: Satoshi
authors.initials: S
authors.lastname: Kusayanagi
authors.forename: Toshiyuki
authors.initials: T
authors.lastname: Baba
authors.forename: Masazumi
authors.initials: M
authors.lastname: Ogawa
authors.forename: Yuzuru
authors.initials: Y
authors.lastname: Sato
mesh_terms: D000367:Age Factors; D001650:Bile Duct Neoplasms / Q000453:epidemiology*; D001653:Bile Ducts, Intrahepatic; D018281:Cholangiocarcinoma / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007564:Japan / Q000453:epidemiology; D008297:Male; D009784:Occupational Diseases / Q000453:epidemiology*