Pfizer CEO Albert Bourla said during a Wednesday interview that he believes a fourth dose of the COVID-19 vaccine will likely need to be required amid concerns over the Omicron variant. “I think we will need the fourth dose. I’ve said that multiple times. With the previous, I was projecting that that will be on 12 months after the third dose,” said Bourla. With the newly named Omicron variant, “We need to wait and see because we have very little information. We may need it faster,” he told CNBC. The Centers for Disease Control and Prevention (CDC) is recommending a third booster shot for all eligible Americans 18 years old and older. On Thursday, both the CDC and Food and Drug Administration (FDA) expanded the emergency use authorization to provide booster doses to 16- and 17-year-olds. The health agencies are recommending that booster shots be administered after a full vaccination …