Mamontov, I., K. Kramarenko, T. Tamm, V. Nepomniashchyi, O. Shakalova, and D. Ryabushchenko. “Endoscopic Retrograde Cholangiopancreatography”. MODERN METHODS OF DIAGNOSING DISEASES, TECHNOLOGY CENTER PC, 2023, pp. 3-30, doi:10.15587/978-617-7319-65-7.ch1.