Systematic review with meta-analysis: non-invasive assessment of non-alcoholic fatty liver disease - the role of transient elastography and plasma cytokeratin-18 fragments. - Kwok, R.; Tse, Y.‐K.; Wong, G. L.‐H.; Ha, Y.; Lee, A. U.; Ngu, M. C.; Chan, H. L.‐Y.; Wong, V. W.‐S. (Alimentary Pharmacology & Therapeutics, 2014)