Barrett’s Oesophagus Surveillance versus endoscopy at need Study (BOSS): protocol and analysis plan for a multicentre randomized controlled trial - PDF Document
Original Article. J Med Screen 2015, Vol. 22(3) 158–164 ! The Author(s) 2015 Reprints and permissions: sagepub.co.uk/journalsPermissions.nav DOI: 10.1177/0969141315575052 msc.sagepub.com. Barrett’s Oesophagus Surveillance versus endoscopy at need Study (BOSS): protocol