Diagnostic accuracy of elastography and magnetic resonance imaging in patients with NAFLD: a systematic review and meta-analysis by Selvaraj, EA, Mozes, FE, Ajmer Jayaswal, AN, Zafarmand, MH, Vali, Y, Lee, JA, Levick, CK, Joseph Young, LA, Palaniyappan, N, Liu, C-H, Aithal, GP, Romero-Gómez, M, Brosnan, MJ, Tuthill, TA, Anstee, QM, Neubauer, S, Harrison, SA, Bossuyt, PM, Pavlides, M, Anstee, Q, Daly, A, Johnson, K, Govaere, O, Cockell, S, Tiniakos, D, Bedossa, P, Oakley, F, Cordell, H, Day, C, Wonders, K, Bossuyt, P, Zafarmand, H, Vali, Y, Lee, J, Ratziu, V, Clement, K, Pais, R, Schuppan, D, Schattenberg, J, Vidal-Puig, T, Vacca, M, Rodrigues-Cuenca, S, Allison, M, Kamzolas, I, Petsalaki, E, Oresic, M, Hyötyläinen, T, McGlinchey, A, Mato, JM, Millet, O