Pfizer study lifts mood over Omicron variant
BioNTech, Moderna, Pfizer making $1,000 profit every second
Pfizer pill 89% effective against severe COVID
US authorizes Pfizer vaccine for children
Moderna vaccine edges Pfizer in new US research
Pfizer/BioNTech to produce COVID-19 vaccine in S Africa
Pfizer shot gets US nod for 12-15 year olds as India outbreak rages
Pfizer sees COVID as 'durable' revenue stream as profits rise
EU to have enough vaccines for 70% of adults 'in July'