The P323L substitution in the SARS-CoV-2 polymerase (NSP12) confers a selective advantage during infection by Goldswain, H, Dong, X, Penrice-Randal, R, Alruwaili, M, Shawli, GT, Prince, T, Williamson, MK, Raghwani, J, Randle, N, Jones, B, Donovan-Banfield, I, Salguero, FJ, Tree, JA, Hall, Y, Hartley, C, Erdmann, M, Bazire, J, Jearanaiwitayakul, T, Semple, MG, Openshaw, PJM, Baillie, JK, Emmett, SR, Digard, P, Matthews, DA, Turtle, L, Darby, AC, Davidson, AD, Carroll, MW, Hiscox, JA, Carson, G, Dunning, J, Horby, PW, Klenerman, P, Mentzer, AJ, Merson, L, Sigfrid, L, Stuart, D, Angus, B