“Association of COVID-19 and Dengue Fever Virus Disease on Recovery and Prevention of COVID-19 Infection in The Health Sector Workers in Taiz City, Yemen”. The Scientific Journal of University of Saba Region 6, no. 2 (May 24, 2024). Accessed June 2, 2026. https://www.sj.usr.ac/index.php/files/article/view/121.