Lyons J, Nafilyan V, Akbari A, Bedston S, et al. An external validation of the QCOVID3 risk prediction algorithm for risk of
hospitalisation and death from COVID-19: An observational, prospective cohort
study of 1.66m vaccinated adults in Wales, UK. PLoS One 2023;18:e0285979.
PMID: 37200350