ENDOSCOPIC STENTING OF BILE DUCTS IN THE TREATMENT OF MECHANICAL JAUNDICE AND EXTERNAL BILIOPANCREATIC FISTULAS endoscopic stenting, mechanical jaundice, biliary and pancreatic fistulas Ludmila Kotelnikova, D. Trushnikov, I. Burnyshev https://doi.org/10.54890/1694-6405_2023_5_55