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Covid -19 | Pfizer Study Suggests Vaccine Works Against New UK Virus Strain
Pfizer Covid vaccine ‘works against mutant strains’, research shows
Pfizer study suggests vaccine works against virus variant
Pfizer study suggests vaccine works against virus variant
Pfizer study suggests vaccine works against virus variant
Research suggest Pfizer vaccine effective against 'UK strain'
Coronavirus: Study shows Pfizer-Biontech vaccine may be effective against variant strains
Pfizer Study Suggests COVID-19 Vaccine Works Again Mutation
Study finds Pfizer vaccine likely effective against U.K. strain
How Effective Are Pfizer & Covishield (AstraZeneca) Vaccines Against Variant Found In India?
Pfizer study suggests vaccine works against new virus variant
New Pfizer study says vaccine protects against variant strains of virus