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Pfizer study suggests vaccine works against virus variant
Pfizer study suggests vaccine works against virus variant
Pfizer study suggests vaccine works against virus variant
Pfizer study suggests vaccine works against new virus variant
Pfizer vaccine effective against coronavirus variants, study suggests
Pfizer study says vaccine protects against variant
Pfizer Study Suggests COVID-19 Vaccine Works Again Mutation
Pfizer study suggests vaccine works against new virus variant - NBC
Pfizer-BioNTech vaccine just as effective against viral variant, study says
Coronavirus: Study shows Pfizer-Biontech vaccine may be effective against variant strains
Pfizer Covid vaccine ‘works against mutant strains’, research shows
Covid -19 | Pfizer Study Suggests Vaccine Works Against New UK Virus Strain