COVID-19 Vaccine Makers' Booster Shots Aim At A Moving Target: Coronavirus Variants

By Bill Chappell

Published February 25, 2021 at 11:53 AM MST

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In the future, different circumstances will likely determine which vaccine or booster a person receives, based on their antibodies — and which variant is common in their region.

NPR Coronavirus Updates

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Bill Chappell

Bill Chappell is a writer and editor on the News Desk in the heart of NPR's newsroom in Washington, D.C.

See stories by Bill Chappell