AHMED, Marwan Awad. Metformin and Vitamin B12 Deficiency: Where Do We Stand?. Journal of Pharmacy & Pharmaceutical Sciences, [S. l.], v. 19, n. 3, p. 382–398, 2016. DOI: 10.18433/J3PK7P. Disponível em: https://journals.library.ualberta.ca/jpps/index.php/JPPS/article/view/27581. Acesso em: 14 feb. 2025.