How a simulation is informing COVID-19 vaccine policy after our 'return to normal'

How a simulation is informing COVID-19 vaccine policy after our 'return to normal' As the saying goes "There is no such thing as normal" and this has been especially true after the pandemic. Medical Xpress

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Now, there is a complex global situation where populations in different countries have unique hybrid immunity landscapes, born from a wide range of vaccination history and exposure history combinations.

In 2023, we needed to consider what hybrid immunity meant for booster vaccinations. And what different types of hybrid immunity meant for future vaccination strategies.

Because while countries were "returning to normal," SARS-CoV-2 hadn't gone away. We needed a systematic way to make population-level recommendations and support government decision-making on a global scale.

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