- Pfizer CEO says two Covid vaccine doses aren’t ‘enough for omicron’CNBC
- Pfizer says Omicron-specific vaccine to be ready by MarchFox Business
- Pfizer CEO Bourla: Omicron-specific Covid vaccine will be ready by MarchCNBC Television
- Pfizer Begins Making Shot That Targets Omicron, Original VirusBloomberg
- Pfizer CEO: New COVID-19 vaccine that covers Omicron ‘will be ready in March’Yahoo Finance