Falk, G W Endosonography in the evaluation of patients with Barrett's esophagus and high-grade dysplasia. [electronic resource] - Gastrointestinal endoscopy - 207-12 p. digital Publication Type: Journal Article ISSN: 0016-5107 Standard No.: 10.1016/s0016-5107(94)70168-7 doi Subjects--Topical Terms: Adenocarcinoma--diagnostic imagingAgedBarrett Esophagus--diagnostic imagingEsophageal Neoplasms--diagnostic imagingEsophagectomyEsophagoscopyEsophagus--pathologyHumansMaleUltrasonography--methods