Pfizer says vaccine booster dose protects against omicron variant - discu.eu

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Pfizer says booster dose of vaccine protects against omicron variant https://www.nbcnews.com/health/health-news/pfizer-says-booster-dose-vaccine-protects-omicron-variant-rcna7970 16 comments 8/12/2021 worldnews

Pfizer says booster dose of vaccine protects against omicron variant https://www.nbcnews.com/health/health-news/pfizer-says-booster-dose-vaccine-protects-omicron-variant-rcna7970 16 comments 8/12/2021 politics