%0 Journal Article %T PREVENTION AND TREATMENT OF DAMAGE TO THE GASTRIC MUCOSA DUR-ING SYSTEMIC THERAPY WITH 5-FLUOROURACIL %A Yakimenko, Y.A. %A Kutukov, V.V. %A Antonyan, V.V. %A Bogomolov, D.N. %A Gaziev, M.A. %K gastrointestinal toxicity, 5-fluorouracil, colorectal cancer, maintenance therapy. %J CASPIANJOURNALOF MEDICINE AND PHARMACY %D 2023 %N 4 %P 7 %I Astrakhan State Medical University