1. Origin, transmission, diagnosis and management of coronavirus disease 2019 (COVID-19);Umakanthan S;Postgrad Med J,2020
2. Emerging COVID-19 variants and their impact on SARS-CoV-2 diagnosis, therapeutics and vaccines;Fernandes Q;Ann Med,2022
3. COVID-19 pandemic: from origins to outcomes. A comprehensive review of viral pathogenesis, clinical manifestations, diagnostic evaluation, and management;Ochani R;Infez Med,2021
4. COVID-19 pandemic: a review of the global lockdown and its far-reaching effects;Onyeaka H;Sci Prog,2021
5. A timeline of the COVID-19 pandemic in Virginia. (2021). Accessed. July 11, 2023: https://www.wtvr.com/news/local-news/a-timeline-of-the-covid-19-pandemic-in-virginia.