RT Journal Article SR Electronic T1 Prevalent low-grade dysplasia: the strongest predictor of malignant progression in Barrett's columnar-lined oesophagus JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 360 OP 361 DO 10.1136/gutjnl-2015-309978 VO 65 IS 2 A1 Moyes, Lisa H A1 Oien, Karin A A1 Foulis, Alan K A1 Fullarton, Grant M A1 Going, James J YR 2016 UL http://gut.bmj.com/content/65/2/360.abstract AB