RT Journal Article SR Electronic T1 Is this the end of an era for conventional diagnostic endoscopy? JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 39 OP 41 DO 10.7861/clinmedicine.9-1-39 VO 9 IS 1 A1 R Sidhu A1 DS Sanders A1 M Thomson A1 ME McAlindon YR 2009 UL http://www.rcpjournals.org/content/9/1/39.abstract