Pfiz­er and BioN­Tech roll out new da­ta for their bi­va­lent boost­er against new­er Omi­cron vari­ants

As Pfiz­er and BioN­Tech tout the ef­fec­tive­ness of their bi­va­lent boost­er against Omi­cron vari­ants such as BA.4 and BA.5, more Covid-19 vari­ants have been creep­ing …

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