1.
Frías Ordoñez JS, Arjona Granados DA, Martínez Marín JD. Vitamin B12 Deficiency in consumption of Metformin and Proton Pump Inhibitors: Déficit de Vitamina B12. Rev. Médica Risaralda [Internet]. 2022 Sep. 14 [cited 2026 Sep. 30];28(1). Available from: https://ojs2.utp.edu.co/index.php/revistamedica/article/view/24762