Saleh, H. Y., Hasan, H. A., Kadhim, G. N., & Mustafa, S. S. (2022). Ferritin level and Hb after covid 19 in the city of Baghdad and Karbala-Iraq. Al-Kitab Journal for Pure Sciences, 6(2), 25–30. https://doi.org/10.32441/kjps.06.02.p3