TY JOUR TI PREVENTION AND TREATMENT OF DAMAGE TO THE GASTRIC MUCOSA DUR-ING SYSTEMIC THERAPY WITH 5-FLUOROURACIL KW gastrointestinal toxicity KW 5-fluorouracil KW colorectal cancer KW maintenance therapy. JO CASPIANJOURNALOF MEDICINE AND PHARMACY AU Yakimenko, Y.A. AU Kutukov, V.V. AU Antonyan, V.V. AU Bogomolov, D.N. AU Gaziev, M.A. PY 2023 IS 4 PB Astrakhan State Medical University