Redhwan Ahmed Al-Naggar, Lutfi Al-Maktari, Salem Madram, Al-Rashidi RR, and Hisham Alshaikhli. “Epidemiology of Covid-19 in Yemen: A Descriptive Study: Pharmaceutical Science-Epidemiology for Better Disease Understanding”. International Journal of Life Science and Pharma Research 10, no. 5 (June 21, 2022): 134–138. Accessed February 1, 2026. https://www.ijlpr.com/index.php/journal/article/view/618.