Bondariev, R. V., MarkulanL. Yу., V. M. Ivantsok, O. O. Bondarieva, and M. M. Levon. 2020. “NATURE OF POST-SURGERY COMPLICATIONS AFTER CHOLECYSTECTOMY OF DESTRUCTIVE CHOLECYSTITIS IN PATIENTS OF AN OLDER AGE GROUP WITH A ISCHEMIC HEART DISEASE”. Kharkiv Surgical School, no. 4 (October), 15-19. https://doi.org/10.37699/2308-7005.4.2020.03.