Care standards for non-alcoholic fatty liver disease in the United Kingdom 2016: a cross-sectional survey por Sheridan, D, Aithal, G, Alazawi, W, Allison, M, Anstee, Q, Cobbold, J, Khan, S, Fowell, A, McPherson, S, Newsome, P, Oben, J, Tomlinson, J, Tsochatzis, E