For citations:

Shtygasheva O.V., Ageeva E.S. Synergism of factors contributing to the development of gastric development of gastric ulcer and gastric cancer. Experimental and Clinical Gastroenterology. 2019;(12):65-70. (In Russ.) https://doi.org/10.31146/1682-8658-ecg-172-12-65-70