title: A guidewire-assisted biopsy technique to assist advancement through a biliary stricture to perform selective mapping biopsy.
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Hospital, Sapporo, Japan.
authors.forename: Hiroshi
authors.initials: H
authors.lastname: Kawakami
authors.affiliation: Division of Endoscopy, Hokkaido University Hospital, Sapporo, Japan.
authors.forename: Masaki
authors.initials: M
authors.lastname: Kuwatani
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Hospital, Sapporo, Japan.
authors.forename: Yoko
authors.initials: Y
authors.lastname: Abe
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Hospital, Sapporo, Japan.
authors.forename: Shuhei
authors.initials: S
authors.lastname: Kawahata
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Graduate School of Medicine, Sapporo, Japan.
authors.forename: Kazumichi
authors.initials: K
authors.lastname: Kawakubo
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Hospital, Sapporo, Japan.
authors.forename: Kimitoshi
authors.initials: K
authors.lastname: Kubo
authors.affiliation: Department of Gastroenterology and Hepatology, Hokkaido University Graduate School of Medicine, Sapporo, Japan.
authors.forename: Naoya
authors.initials: N
authors.lastname: Sakamoto
mesh_terms: D000368:Aged; D001652:Bile Ducts / Q000473:pathology*; D001706:Biopsy; D049448:Cholangiopancreatography, Magnetic Resonance; D002779:Cholestasis / Q000175:diagnosis* / Q000601:surgery; D005260:Female; D006801:Humans; D061705:Image-Guided Biopsy / Q000379:methods*