RT Journal Article SR Electronic T1 Columnar lined esophagus. An attempt to find a useful definition and reproducible histopathological diagnostic criteria JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 811 OP 812 VO 25 IS 6 A1 Al-Rikabi, Ammar C. YR 2004 UL http://smj.org.sa/content/25/6/811.abstract AB