Malla, D., M.R. Bajracharya, B.B. Karki, A.D. Rajouria, and P.S. Shrestha. “Prevalence of Vitamin B12 Deficiency In Patients With Type II Diabetes Mellitus On Metformin”. Journal of Diabetes and Endocrinology Association of Nepal 5, no. 1 (August 5, 2021): 39–43. Accessed November 21, 2024. https://nepjol.info/index.php/jdean/article/view/38916.