“The Comparison of Ferrous Sulphate and Ferric Polymaltose Treatment Efficacy of Iron Deficiency Anemia ”, Ann Med Res , vol. 8, no. 4, pp. 0213–0216, May 2021, Accessed: May 09, 2025. [Online]. Available: http://www.annalsmedres.org/index.php/aomr/article/view/2870