L. Gudelienė-Gudelevičienė and M. Aizenas, “COVID-19: epidemiology, virology and prevention”, SMP, vol. 2, no. 1 (289), pp. 21–28, Jan. 2021, Accessed: Apr. 28, 2024. [Online]. Available: https://www.journals.vu.lt/slauga/article/view/22417