Why Pfizer and BioNTech Will Be Bigger Winners Than Moderna With Mix-and-Match Boosters

Last week, the U.S. Food and Drug Administration (FDA) authorized the use of "mix-and-match" COVID-19 vaccine boosters. Any person eligible to receive a booster won't have to stick with the same vaccine used in their primary vaccination. This FDA decision opens the door to even more of a contest between the three COVID-19 vaccines currently available in the U.S. That's especially the case between the two most widely adopted vaccines.