The imprinting effect of covid-19 vaccines: an expected selection bias in observational studies

BMJ. 2023 Jun 7:381:e074404. doi: 10.1136/bmj-2022-074404.
No abstract available

MeSH terms

  • Bias
  • COVID-19 Vaccines
  • COVID-19* / prevention & control
  • Humans
  • Influenza, Human*
  • Selection Bias

Substances

  • COVID-19 Vaccines