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   J Oguma et al, 2019, Diseases of the Esophagus CrossRef
2. A retrospective cohort study to observe the efficacy and safety of Endoscopic Submucosal Dissection (ESD) with adjuvant radiotherapy for T1a-MM/T1b-SM Esophageal Squamous Cell Carcinoma (ESCC)
   Hongna Lu et al, 2024, PLOS ONE CrossRef
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   J Oguma et al, 2019, Diseases of the Esophagus CrossRef
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   Chikatoshi Katada et al, 2023, American Journal of Gastroenterology CrossRef
5. Endoscopic submucosal dissection/endoscopic mucosal resection guidelines for esophageal cancer
   Ryu Ishihara et al, 2020, Digestive Endoscopy CrossRef
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   Junya Oguma et al, 2023, Surgery CrossRef
7. Submucosal Invasive Depth Predicts Lymph Node Metastasis and Poor Prognosis in Submucosal Invasive Esophageal Squamous Cell Carcinoma
   Tomohiro Kadota et al, 2017, American Journal of Clinical Pathology CrossRef