George Ou1, Greg Rosenfeld1, Brian Bressler1. 1. From the Department of Medicine, Division of Gastroenterology, St. Paul's Hospital, University of British Columbia, Vancouver, BC.
Authors: David A Lieberman; Douglas K Rex; Sidney J Winawer; Francis M Giardiello; David A Johnson; Theodore R Levin Journal: Gastroenterology Date: 2012-07-03 Impact factor: 22.682
Authors: George Ou; Greg Rosenfeld; Jacqueline Brown; Nathan Chan; Thomas Hong; Howard Lim; Brian Bressler Journal: Can J Surg Date: 2015-08 Impact factor: 2.089