Uktam M. Kurbankulov, Munira X. Norbekova, Shirina A. Valijonova, and Azizbek F.Valijonov, “STUDY OF MORPHOLOGICAL AND CLINICAL BASES OF ORGAN-PRESERVING SURGERY FOR AMPULAR CANCER OF THE RECTUM”, oar, vol. 4, no. 3, pp. 1498–1509, Apr. 2023.