Correction: Vaccine Efficacy in Senescent Mice Challenged with Recombinant SARS-CoV Bearing Epidemic and Zoonotic Spike Variants.
Ande West, Mehul Suthar, Boyd Yount, Alan Whitmore, Robert Johnston, Nancy Davis, Amy Sims, Ralph Baric, Damon Deming, Mark Heise, Timothy Sheahan, Jack Harkema, Raymond Pickles, Eric Donaldson, Kristopher Curtis