ASKER, İhsan; ÇAKMUR, H. Investigation of Vitamin B12 Deficiency in Patients with Type 2 Diabetes Mellitus Using Metformin. GEVHER NESIBE JOURNAL OF MEDICAL AND HEALTH SCIENCES, [S. l.], v. 7, n. 21, p. 203–210, 2022. DOI: 10.5281/zenodo.7395545. Disponível em: https://gevhernesibedergisi.com/index.php/gnj/article/view/343. Acesso em: 30 apr. 2024.