Qiao, Yao Surveillance in Patients With Barrett's Esophagus for Early Detection of Esophageal Adenocarcinoma: A Systematic Review and Meta-Analysis. [electronic resource] - Clinical and translational gastroenterology Dec 2015 - e131 p. digital Publication Type: Journal Article ISSN: 2155-384X Standard No.: 10.1038/ctg.2015.58 doi