Study: Pfizer Covid-19 Vaccine Provides Less Immunity to Omicron Variant than Other Variants

According to a study, the covid-19 vaccine developed by Pfizer and BioNTech against the novel corona virus disease has actually been providing less immunity to the newly identified Omicron Covid-19 variant than the other variants of the corona virus variants. In the experiments conducted in the lab that has been conducted at the Africa Health […]

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