Maryam Nadeem, Maryam Saqib, Shoaib Muhammad Daniyal, Syeda Mah-e-Noor Zahra, Muhammad Saroosh Jamil and Jazib Andleeb (2025) “Correlation of Vitamin B12 Deficiency with Diabetic Neuropathy in Type II Diabetics on Long-term Metformin Therapy”, Pakistan Journal of Medical Research, 64(2), pp. 68–72. Available at: https://pjmr.org.pk/index.php/pjmr/article/view/879 (Accessed: 23 September 2026).