AL- Ruwishan, Aiman, Basma Nasr, Yaser Gamallat, and Kassem Maher. “The Enigmatic Functional Role of Thymus Gland in Fighting Against SARS- CoV- 2 and COVID- 19 - Literature Review”. Journal of medical and pharmaceutical sciences 4, no. 2 (June 30, 2020): 57–49. Accessed December 20, 2025. https://ajsrp.ojsexpert.com/index.php/jmps/article/view/2622.