Saienko О. S., and M. D. Chemych. “CLINICAL AND EPIDEMIOLOGICAL FEATURES OF THE COURSE OF CORONAVIRUS INFECTION DEPENDING ON THE PERIOD OF ILLNESS”. Infectious Diseases – Infektsiyni khvoroby, no. 3 (October 11, 2024): 28–34. Accessed October 28, 2024. https://ojs.tdmu.edu.ua/index.php/inf-patol/article/view/14874.