1. Centers for Disease Control and Prevention (2021) COVID-19 Cases, Data and Surveillance. https://www.cdc.gov/coronavirus/2019-ncov/cases-updates/. Accessed 16 Feb 2021
2. World Health Organization (2021) Coronavirus disease (COVID-19) weekly epidemiological update and weekly operational update. https://www.who.int/emergencies/diseases/novel-coronavirus-2019/situation-reports/. Accessed 16 Feb 2021
3. World Health Organization (2021) WHO coronavirus (COVID-19) dashboard. https://covid19.who.int/. Accessed 8 Mar 2021
4. National Institute for Health and Care Excellence (NICE) (2021) COVID-19 rapid guideline: managing the long-term effects of COVID-19. https://www.nice.org.uk/guidance/ng188. Accessed 16 Feb 2021
5. Mayo Clinic (2021) COVID-19 (coronavirus): long-term effects. https://www.mayoclinic.org/coronavirus-long-term-effects/art-20490351. Accessed 20 Feb 2021