M. Arshad, K. Hassan, F. Akhtar, M. Mumtaz, S. A. Khan, and J. Usman, “RED CELL INDICES IN PATIENTS WITH COVID-19 (AIR HUNGER RED OR NO RED)”, Pak Armed Forces Med J, vol. 70, no. 2, pp. S459–62, Sep. 2020, Accessed: May 17, 2025. [Online]. Available: https://www.pafmj.org/PAFMJ/article/view/5228