simine vazire. (2021, August 27). Great to see numbers continuing to climb; seems like they’re climbing maybe as fast as supply allows! [Tweet]. @siminevazire. https://twitter.com/siminevazire/status/1431187367834972162

Jennifer Cohn ✍🏻 📢. (2022, January 11). This chart says it all. If u got double vaccinated early on & are not yet boosted, ur effectively unvaccinated against Omicron infection. Thus, many adults & teens are effectively unvaccinated against infection. Kids got vaccinated recently & thus may be in a safer position. 1/ [Tweet]. @jennycohn1. https://twitter.com/jennycohn1/status/1481034404260581377

Carreño, J. M., Alshammary, H., Tcheou, J., Singh, G., Raskin, A., Kawabata, H., Sominsky, L., Clark, J., Adelsberg, D. C., Bielak, D., Gonzalez-Reiche, A. S., Dambrauskas, N., Vigdorovich, V., Group, P. S., Srivastava, K., Sather, D. N., Sordillo, E. M., Bajic, G., van Bakel, H., … Krammer, F. (2021). Activity of convalescent and vaccine serum against SARS-CoV-2 Omicron. Nature. https://doi.org/10.1038/d41586-021-03846-z

Coronavirus vaccines cut risk of long Covid, study finds—BBC News. (n.d.). Retrieved September 2, 2021, from https://www.bbc.co.uk/news/health-58410354

Sir Patrick Vallance on Twitter: “Correcting a statistic I gave at the press conference today, 19 July. About 60% of hospitalisations from covid are not from double vaccinated people, rather 60% of hospitalisations from covid are currently from unvaccinated people.” / Twitter. (n.d.). Retrieved August 4, 2021, from https://twitter.com/uksciencechief/status/1417204235356213252

How will England’s domestic Covid vaccine passports work? | Coronavirus | The Guardian. (n.d.). Retrieved August 1, 2021, from https://www.theguardian.com/world/2021/jul/19/how-will-englands-domestic-covid-vaccine-passports-work?CMP=Share_iOSApp_Other