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Continue to ChatEfficacy of Intraoperative Retrograde Gastro-oesophagoscopy (IRGOS) for Localisation of Early Oesophageal Neoplasms https://www.sages.org/meetings/annual-meeting/abstracts-archive/efficacy-of-intraoperative-retrograde-gastro-oesophagoscopy-irgos-for-localisation-of-early-oesophageal-neoplasms/