For citations:
Ivanusa S.Y., Alentev S.A., Evstrateva D.Y., Molchanov A.A. Locoregional methods of treatment of patients with extrahepatic bile duct cholangiocarcinoma (review of literature). Grekov's Bulletin of Surgery. 2021;180(5):111-117. (In Russ.) https://doi.org/10.24884/0042-4625-2021-180-5-111-117