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Frail older people and those in deprived areas remain at risk from covid-19, even after vaccination

Research output: Contribution to journalArticlepeer-review

Helen Saul, Deniz Gursul, Michela Antonelli, Claire Steves

Original languageEnglish
Pages (from-to)o1313
JournalBMJ (Clinical research ed.)
Published4 Jul 2022

Bibliographical note

Publisher Copyright: Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to

King's Authors


The studyAntonelli M, Penfold RS, Merino J, et al. Risk factors and disease profile of post-vaccination SARS-CoV-2 infection in UK users of the COVID Symptom Study app: a prospective, community-based, nested, case-control study. Lancet Infect Dis 2022;22:1.To read the full NIHR Alert, go to:

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