Andrew Gnanaprakasam J, Veeramani G, Manjanna K. PROLONGED DURATION AND DOSE OF METFORMIN THERAPY AND ITS ASSOCIATED EFFECT OF VITAMIN B12 DEFICIENCY AMONG TYPE II DM PATIENTS: A CROSS SECTIONAL STUDY. J Popl Ther Clin Pharmacol [Internet]. 2023 Apr. 16 [cited 2025 Sep. 14];30(4):791-802. Available from: https://www.jptcp.com/index.php/jptcp/article/view/2884