Endoscopy, Table of Contents Endoscopy 2007; 39(08): 845-846DOI: 10.1055/s-0032-1308860 Commentaires © Georg Thieme Verlag KG Stuttgart · New YorkCommentaire de travail de A. Kutup et al., pp. 715 Recommend Article Abstract See also:Quality control of endoscopic ultrasound in preoperative staging of esophageal cancerEndoscopy 2007; 39(08): 715-719DOI: 10.1055/s-2007-966655 Full Text