Sharma Balraj, Mitchell Robert, Parapini Marina, Donnellan Fergal
Division of Gastroenterology, Department of Medicine, University of British Columbia, Vancouver General Hospital, Vancouver, British Columbia, Canada.
VideoGIE. 2019 Nov 14;5(1):29-31. doi: 10.1016/j.vgie.2019.09.006. eCollection 2020 Jan.