Karim, Anas, and Volkan EYÜPOĞLU. “The Effect Of Metformin On The Absorption Of Vitamin B12, Folic Acid, Homocysteine And Creatinin; A Cross-Sectional Study In Karbala Province”. Journal of Neonatal Surgery 14, no. 12S (April 7, 2025): 177–183. Accessed October 11, 2025. https://www.jneonatalsurg.com/index.php/jns/article/view/3135.