title: Do 5-ASAs prevent colorectal neoplasia in patients with ulcerative colitis? Still no answers.
authors.affiliation: Section of Gastroenterology, Boston Medical Center, Boston University School of Medicine, Boston, Massachusetts, USA.
authors.forename: Sharmeel K
authors.initials: SK
authors.lastname: Wasan
authors.forename: Francis A
authors.initials: FA
authors.lastname: Farraye