STUDY OF ANTI-ULCEROGENIC EFFECT OF METHANOL EXTRACT AND FRACTIONS OF THE LEAVES OF OCIMUM GRATISSIMUM (LAMIACEAE), ON ETHANOL-INDUCED ULCER IN RATS. FJS [Internet]. 2023 Dec. 30 [cited 2025 Sep. 17];7(6):214-20. Available from: http://162.254.38.185/index.php/fjs/article/view/2039