Neutralizing nanobodies bind SARS-CoV-2 spike RBD and block interaction with ACE2 by Huo, J, Le Bas, A, Ruza, RR, Duyvesten, HME, Mikolajek, H, Malinauskas, T, Tan, TK, Rijal, P, Dumoux, M, Ward, PN, Ren, J, Zhou, D, Harrison, PJ, Weckener, M, Clare, DK, Vogirala, VK, Radecke, J, Moynié, L, Zhao, Y, Gilbert-Jaramillo, J, Knight, ML, Tree, JA, Buttigieg, KR, Coombes, N, Elmore, MJ, Carroll, MW, Carrique, L, Shah, PNM, James, W, Townsend, AR, Stuart, DI, Owens, RJ, Naismith, JH