Pfizer CEO says fourth vaccine shot may eventually be needed
(The Hill) - Pfizer CEO Albert Bourla on Wednesday said that a fourth dose of the COVID-19 vaccine may eventually be needed amid concerns about the omicron variant. Bourla told CNB…
(The Hill) - Pfizer CEO Albert Bourla on Wednesday said that a fourth dose of the COVID-19 vaccine may eventually be needed amid concerns about the omicron variant. Bourla told CNB…