[1]
M. Tarin, S. Akhter, S. Khanam, T. Sultana, and M. D. Islam, “Serum Vitamin B12 and Folic Acid Status of Patients with Type II DM on Metformin”, Chatt Maa Shi Hosp Med Coll J, vol. 24, no. 1, pp. 12–16, Feb. 2026.