For citations:
Kovalenko N.V., Zhavoronkova V.V., Ivanov A.I., Postolov M.P., Tolstopyatov S.E., Dzhafarov D.D., Pavlovskaya P.M., Suvorov V.A. Gastric cancer in patients aged younger and older than 50 years: characteristics of gastric cancer and survival analysis. Siberian journal of oncology. 2022;21(2):24-37. (In Russ.) https://doi.org/10.21294/1814-4861-2022-21-2-24-37