Zefanya, Amarthya Belleza Puspa, and Rika Yuliwulandari. “The Effect of Covid-19 on Human Immune System: A Literature Review”. Journal of Diverse Medical Research : Medicosphere 1, no. 2 (February 20, 2024): 1–6. Accessed February 15, 2026. https://medicosphere.upnjatim.ac.id/index.php/medicosphere/article/view/39.