title: Update in gastroenterology and hepatology.
authors.affiliation: Department of Medicine, Olive View-UCLA Medical Center, Sylmar, California 91342, USA. rkoretz@ladhs.org
authors.forename: Ronald L
authors.initials: RL
authors.lastname: Koretz
authors.forename: Timothy O
authors.initials: TO
authors.lastname: Lipman
mesh_terms: D005762:Gastroenterology / Q000639:trends*; D006801:Humans