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.. The Pfizer-BioNTech #coronavirus vaccine protects against key mutation found in variants first discovered in the UK and South Africa, and now spreading across the globe, a new study shows https://t.co/Yz7UHDhGZb — delthia ricks 🔬 (@DelthiaRicks) January 8, 2021 https://www.washingtonpost.com/health/2021/01/08/pfizer-vaccine-protection-virus-variants/ … Continue reading →