Objectives: To derive and validate risk prediction algorithms to estimate the risk of COVID-19 related mortality and hospital admission in UK adults after one or two doses of COVID-19 vaccination. Source: Julia Hippisley-Cox et al. – The BMJ (2021) Tags:adultsCoronavirusCOVIDcovid hospitalizationcovid riskCovid-19immunizationOxford-AstraZenecapandemicPfizer-BioNTechprofessional_researchProfessional_resourcesprofessionalsQCovid risk algorithmssars-cov-2vaccinationvaccinevaccine efficacy