Pfizer eyes Covid vaccine for all variants before 2023
Chairman Albert Bourla said the firm was also working on producing a vaccine that could provide good protection for a whole year
PREMIUM World
Pfizer eyes Covid vaccine for all variants before 2023
By NewVision Reporter
Journalists @NewVision
A Covid-19 vaccine effective against multiple variants is possible before the end of 2022, the head of US pharmaceutical giant Pfizer said Wednesday.
Chairman Albert Bourla said the firm was also