Questions Remain About What SARS-CoV-2 Variants Should Go Into the Annual COVID-19 Vaccines Proposed by the FDA

From the beginning, a scorecard might have come in handy for keeping track of the whos, whats, and whens of COVID-19 vaccination. Both available messenger RNA (mRNA) vaccines and the Novavax protein subunit vaccine require a 2-dose primary series, but the interval between the 2 shots is a minimum of […]