title: Reply.
authors.affiliation: Unit of Gastroenterology and Hepatology, Department of Medicine, Huddinge, Karolinska Institute, Stockholm, Sweden.
authors.forename: Mattias
authors.initials: M
authors.lastname: Ekstedt
authors.affiliation: Unit of Gastroenterology and Hepatology, Department of Medicine, Huddinge, Karolinska Institute, Stockholm, Sweden.
authors.forename: Hannes
authors.initials: H
authors.lastname: Hagström
authors.affiliation: Department of Medical and Health Sciences, Linköping University, Linköping, Sweden.
authors.forename: Patrik
authors.initials: P
authors.lastname: Nasr
authors.affiliation: Department of Clinical and Experimental Medicine, Linköping University, Linköping, Sweden.
authors.forename: Mats
authors.initials: M
authors.lastname: Fredrikson
authors.affiliation: Unit of Gastroenterology and Hepatology, Department of Medicine, Huddinge, Karolinska Institute, Stockholm, Sweden.
authors.forename: Per
authors.initials: P
authors.lastname: Stal
authors.affiliation: Department of Medical and Health Sciences, Linköping University, Linköping, Sweden.
authors.forename: Stergios
authors.initials: S
authors.lastname: Kechagias
authors.affiliation: Unit of Gastroenterology and Hepatology, Department of Medicine, Huddinge, Karolinska Institute, Stockholm, Sweden.
authors.forename: Rolf
authors.initials: R
authors.lastname: Hultcrantz