Commentary: COVID-19 booster shots need to be updated to take on newer variants - CNA

If new, more contagious SARS-CoV-2 variants are expected to emerge, will we need new booster shots in the future? Updated COVID-19 vaccines that more closely resemble the current Omicron subvariants will likely offer better protection, says this researcher.

Each year, health agencies including the World Health Organizations Global Influenza Surveillance and Response System make an educated guess based on the flu strains circulating in the Southern Hemis… [+2020 chars]

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