IMPACT OF METFORMIN AND HIS RELATIONSHIP WITH HBA1C, FBG AND VITAMIN B12 IN MALES AND FEMALES DURING THE DIFFERENT AGE GROUPS IN THE HUMAN BODY. Journal of Knowledge Crown, [S. l.], v. 3, n. 2, p. 408–395, 2026. DOI: 10.64943/jkc.2025.030217. Disponível em: https://histt.edu.ly/ojs/index.php/tajournal/article/view/134. Acesso em: 22 may. 2026.