For citations:

Budzinsky A.A., Bykov M.I., Budzinsky S.A., Fedorov E.D. 50 years of endoscopic therapeutic transpapillary interventions - eras of development of pancreaticobiliary surgery. Filin’s Clinical endoscopy. 2023;65(4):6-19. (In Russ.) https://doi.org/10.31146/2415-7813-endo-65-4-6-19