Abdelazim, I. A., M. AbuFaza, S. M. Al-Ajmi, O. O. Amer, S. Shikanova, and B. Karimova. “Heme-Iron OptiFer® in the Treatment of Iron Deficiency Anemia During Pregnancy”. Gynecology Obstetrics &Amp; Reproductive Medicine, vol. 28, no. 1, Mar. 2022, pp. 1-6, doi:10.21613/GORM.2020.1147.