Excellent natural immunity confirmed

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Dr. John Campbell

Natural immunity as protective as vaccine induced immunity https://www.cdc.gov/mmwr/volumes/71/w…

4 cohorts Unvaccinated: 

  • No previous diagnosis Vaccinated
  • No previous diagnosis
  • Unvaccinated with previous diagnosis
  • Vaccinated with previous diagnosis

So, what happened to these people during delta?

By November 30, 2021, California and New York

Natural immunity without vaccination protected against delta admission

Subsequent vaccination boosts antibodies