Pfizer will seek US clearance for the 3rd dose of vaccine; blows always protect
[ad_1] Pfizer is set to seek US permission for a third dose of its COVID-19 vaccine, saying on Thursday that another injection within 12 months could significantly boost immunity and possibly help ward off the latest disturbing mutant of the coronavirus. Research in several countries shows that the Pfizer vaccine and other widely used COVID-19 … Read more