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Home » Longer Wait Between Pfizer/BioNTech Vaccine Doses is OK, WHO Says
Longer Wait Between Pfizer/BioNTech Vaccine Doses is OK, WHO Says
Pfizer/BioNTech’s COVID-19 vaccine should ideally be given in two doses 21 to 28 days apart, but due to ongoing shortages, an interval of up to 42 days is acceptable, the World Health Organization (WHO) said Friday.