Trevor Bedford. (2021, May 25). Looking across these nine states, the current ranking of logistic growth rate seems to be B.1.617 > P.1 > B.1.1.7 > B.1.526 > B.1.351. 6/10 https://t.co/QPKkyehPst [Tweet]. @trvrb. https://twitter.com/trvrb/status/1397195353284300800

Prof Peter Hotez MD PhD. (2022, February 8). So it’s Groundhog Day for Covid, no BA.2 and we get an early Covid spring; if BA.2 accelerates we get 6 more weeks of Covid winter [Tweet]. @PeterHotez. https://twitter.com/PeterHotez/status/1491144988738322433

Bundesverfassungsgericht: Bundesnotbremse war verfassungsgemäß. (2021, November 30). tagesschau.de. https://www.tagesschau.de/inland/bundesnotbremse-bundesverfassungsgericht-101.html

ReconfigBehSci. (2021, June 14). RT @AdamJKucharski: Compare relationship between R and proportion of sequences consistent with the B.1.1.7 variant in autumn 2020 (below le… [Tweet]. @SciBeh. https://twitter.com/SciBeh/status/1404604886117797888

Parker-Pope, T. (2021, April 22). Do We Still Need to Keep Wearing Masks Outdoors? The New York Times. https://www.nytimes.com/2021/04/22/well/live/covid-masks-outdoors.html?smid=tw-share

Covid Data Science. (2021) ‘UK Variant B.1.1.7 becoming the dominant strain in the USA - what does it mean for Spring/Summer?’. Accessed 26 March 2021. https://www.covid-datascience.com/post/uk-variant-b-1-1-7-becoming-the-dominant-strain-in-the-usa-what-does-it-mean-for-spring-summer