Cite
MLA Citation
Liane S Canas et al.. “Early detection of COVID-19 in the UK using self-reported symptoms: a large-scale, prospective, epidemiological surveillance study.” Lancet, vol. 3, no. 9, 2021, pp. e587–e598. http://access.bl.uk/ark:/81055/vdc_100144512579.0x000003