1. Davies NG, Barnard RC, Jarvis CI, et al. Estimated transmissibility and severity of novel SARS-CoV-2 Variant of Concern 202012/01 in England. Dec 2020 (preprint). https://cmmid.github.io/topics/covid19/reports/uk-novel-variant/2020_12_23_Transmissibility_and_severity_of_VOC_202012_01_in_England.pdf.
2. Covid-19: What have we learnt about the new variant in the UK?
3. Deaths in England. Gov.uk. Dec 2020. https://coronavirus.data.gov.uk/details/deaths?areaType=nation&areaName=England.
4. Hymas C. Secondary schools must stay closed in January to stop Covid spread, Sage warns government. Telegraph 2020 Dec 28. https://www.telegraph.co.uk/politics/2020/12/28/secondary-schools-must-stay-closed-january-stop-covid-spread/.