title: Clinical challenge in hepatology.
authors.affiliation: Dagestive Disease Research Center, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran.
authors.forename: Alireza
authors.initials: A
authors.lastname: Norouzi
authors.affiliation: Dagestive Disease Research Center, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran.
authors.forename: Sadaf
authors.initials: S
authors.lastname: Ghajarieh Sepanlou
authors.affiliation: Department of Internal Medicine, Medical school, Mazandaran University of Medical Science, Mazandarn, Iran.
authors.forename: Samaneh
authors.initials: S
authors.lastname: Tavassoli
authors.affiliation: Dagestive Disease Research Center, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran.
authors.forename: Reza
authors.initials: R
authors.lastname: Malekzadeh