title: Letter: stepwise diagnosis in covert hepatic encephalopathy - critical flicker frequency and MELD-score as a first-step approach. Replication and pitfalls. Authors' reply.
authors.affiliation: Department of Internal Medicine I, Martin-Luther-University Halle-Wittenberg, Halle, Germany.
authors.forename: R
authors.initials: R
authors.lastname: Greinert
authors.affiliation: Department of Internal Medicine I, Martin-Luther-University Halle-Wittenberg, Halle, Germany.
authors.forename: A
authors.initials: A
authors.lastname: Zipprich
authors.affiliation: Department of Internal Medicine I, Martin-Luther-University Halle-Wittenberg, Halle, Germany.
authors.forename: C
authors.initials: C
authors.lastname: Ripoll
mesh_terms: D005425:Flicker Fusion; D006501:Hepatic Encephalopathy; D006801:Humans; D008103:Liver Cirrhosis