Stepanov, Y. M., O. V. Simonova, L. M. Mosiichuk, and O. P. Petishko. “Modern Endoscopic Criteria for Stratifiation of Patients With Atrophic Gastritis in the Development of Precancerous Changes of the Stomach”. Pathologia, no. 3, Dec. 2018, doi:10.14739/2310-1237.2018.3.151857.