title: How to review.
authors.affiliation: The Portland VA Medical Center and The Division of Gastroenterology/Hepatology, Oregon Health & Science University, Portland, Oregon, USA.
authors.forename: Amnon
authors.initials: A
authors.lastname: Sonnenberg
authors.forename: Charles R
authors.initials: CR
authors.lastname: Boardman
mesh_terms: D006801:Humans; D017712:Peer Review, Research / Q000379:methods*