Reassessment reveals underestimation of infiltration depth in surgical resection specimens with lymph-node positive T1b esophageal adenocarcinoma - Man Wai Chan; Esther A. Nieuwenhuis; Sybren L Meijer; Marnix Jansen; Michael Vieth; Mark I. van Berge Henegouwen; R. E. Pouw (Endoscopy International Open)