حنان على الحداد; أمحمد محمد بلعيد. The effect of metformin use on vitamin B12 level in patients with type 2 diabetes mellitus in Brack . Journal of Pure & Applied Sciences , [S. l.], v. 22, n. 4, p. 16–20, 2023. DOI: 10.51984/jopas.v22i4.3015. Disponível em: https://sebhau.edu.ly/journal/jopas/article/view/3015. Acesso em: 18 jul. 2024.