Eric Topol on Twitter: “As the Delta variant (B.1.617.2) becomes dominant throughout the world, there are 2 patterns emerging: —Countries w/ low vaccination rates are seeing both case and fatality rates increase—Countries w/ high vaccination rate: Some case increase and minimal to no fatality increase https://t.co/sSE4RlSeUJ” / Twitter. (n.d.). Retrieved June 28, 2021, from https://twitter.com/EricTopol/status/1408195243279667204

Bolze, A., Cirulli, E. T., Luo, S., White, S., Cassens, T., Jacobs, S., Nguyen, J., Ramirez, J. M., Sandoval, E., Wang, X., Wong, D., Becker, D., Laurent, M., Lu, J. T., Isaksson, M., Washington, N. L., & Lee, W. (2021). Rapid displacement of SARS-CoV-2 variant B.1.1.7 by B.1.617.2 and P.1 in the United States [Preprint]. Infectious Diseases (except HIV/AIDS). https://doi.org/10.1101/2021.06.20.21259195

the Guardian. “Have More than 100% of Older People Been Vaccinated? | David Spiegelhalter and Anthony Masters,” June 6, 2021. http://www.theguardian.com/theobserver/commentisfree/2021/jun/06/have-more-than-100-per-cent-of-people-been-vaccinated.

the Guardian. “Vaccines Are Not Magic Bullets – We’ll Still Have to Take Precautions | Zania Stamataki,” June 22, 2021. http://www.theguardian.com/commentisfree/2021/jun/22/viruses-wearing-mask-england-vaccines.

ReconfigBehSci. (2021, June 8). RT @TWenseleers: Across whole of England, 76% [74-78%] of all newly diagnosed infections now B.1.617.2. We see familiar pattern of combinat… [Tweet]. @SciBeh. https://twitter.com/SciBeh/status/1402633076396552193

Jr, D. G. M. (2021, June 6). Sigma Phi-ing Monkeyshines at the W.H.O. Medium. https://donaldgmcneiljr1954.medium.com/sigma-phi-ing-monkeyshines-at-the-w-h-o-35dcedfc9e33

Covid variants: How much protection do the different vaccines offer? (2021, June 3). The Guardian. http://www.theguardian.com/world/2021/jun/03/covid-variants-delta-alpha-how-much-protection-vaccines

Liverpool, M. L. P., Clare Wilson, Jessica Hamzelou, Sam Wong, Graham Lawton, Adam Vaughan, Conrad Quilty-Harper and Layal. (n.d.). Covid-19 news: Delta variant now causing 91 per cent of UK cases. New Scientist. Retrieved 11 June 2021, from https://www.newscientist.com/article/2237475-covid-19-news-delta-variant-now-causing-91-per-cent-of-uk-cases/

Eric Topol on Twitter: “New reports on transmissibility and immune evasiveness for delta (B.1.617.2) lead to an update of this Table of the variants and key properties https://t.co/nGzEa39eF4” / Twitter. (n.d.). Retrieved June 5, 2021, from https://twitter.com/EricTopol/status/1400590583274426370