title: Reply.
authors.affiliation: J. W. Goethe University, Department of Gastroenterology and Hepatology, Frankfurt, Germany.
authors.forename: Kai-Henrik
authors.initials: KH
authors.lastname: Peiffer
authors.affiliation: J. W. Goethe University, Department of Gastroenterology and Hepatology, Frankfurt, Germany.
authors.forename: Lisa
authors.initials: L
authors.lastname: Sommer
authors.affiliation: J. W. Goethe University, Department of Gastroenterology and Hepatology, Frankfurt, Germany.
authors.forename: Stefan
authors.initials: S
authors.lastname: Zeuzem
authors.affiliation: J. W. Goethe University, Department of Gastroenterology and Hepatology, Frankfurt, Germany.
authors.forename: Christoph
authors.initials: C
authors.lastname: Sarrazin