Three Vaccine Doses Provides Sufficient Protection Against Omicron COVID-19 – Pfizer
US drugmaker, Pfizer has announced that preliminary lab studies show two doses of the Pfizer/BioNTech vaccine may not provide sufficient protection against the Omicron coronavirus variant, but three doses are able to neutralize it. In a news release on Wednesday, December 8, Pfizer alongside BioNtech said samples from people who had two…