Nikolenko, Evgene, Iryna Adamovych, and Kira Vovk. 2021. “Prevalence of Post-Covid Syndrome Among Inhabitants of Kharkiv”. The Journal of V. N. Karazin Kharkiv National University, Series "Medicine", no. 43 (December). https://doi.org/10.26565/2313-6693-2021-43-07.