title: Diagnostic yield of EUS-guided tissue acquisition as a first-line approach in patients with suspected hilar cholangiocarcinoma.
authors.affiliation: Department of Endoscopy, Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, Mexico City, Mexico.
authors.forename: Félix I
authors.initials: FI
authors.lastname: Téllez-Ávila
authors.affiliation: Department of Endoscopy, Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, Mexico City, Mexico.
authors.forename: Ambrosio Rafael
authors.initials: AR
authors.lastname: Bernal-Méndez
authors.affiliation: Department of Endoscopy, Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, Mexico City, Mexico.
authors.forename: Camilo Guillermo
authors.initials: CG
authors.lastname: Guerrero-Vázquez
authors.affiliation: Department of Endoscopy, Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, Mexico City, Mexico.
authors.forename: Jorge Adolfo
authors.initials: JA
authors.lastname: Martínez-Lozano
authors.affiliation: Department of Endoscopy, Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, Mexico City, Mexico.
authors.forename: Miguel Ángel
authors.initials: MÁ
authors.lastname: Ramírez-Luna
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001650:Bile Duct Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D001653:Bile Ducts, Intrahepatic / Q000000981:diagnostic imaging / Q000473:pathology*; D044963:Biopsy, Fine-Needle; D018281:Cholangiocarcinoma / Q000000981:diagnostic imaging / Q000473:pathology*; D019160:Endosonography; D006801:Humans; D008875:Middle Aged; D012680:Sensitivity and Specificity; D018084:Ultrasonography, Interventional