Bocheliuk, V. Y., L. V. Spytska, O. V. Mamicheva, M. S. Panov, and V. V. Kordonets. “Psychological Features of Post-COVID Syndrome Course”. International Journal of Health Sciences, vol. 5, no. 3, Sept. 2021, pp. 276-85, doi:10.53730/ijhs.v5n3.1503.