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   Michael P. Rogers et al, 2021, Cancers CrossRef
2. Patient selection for salvage surgery after definitive chemoradiotherapy in esophageal squamous cell carcinoma
   Hiroki Harada et al, 2020, Langenbeck's Archives of Surgery CrossRef
3. Detection and management of oligometastatic disease in oesophageal cancer and identification of prognostic factors: A systematic review
   Sara Jamel et al, 2019, World Journal of Gastrointestinal Oncology CrossRef
4. Definition of oligometastatic esophagogastric cancer and impact of local oligometastasis-directed treatment: A systematic review and meta-analysis
   Tiuri E. Kroese et al, 2022, European Journal of Cancer CrossRef
5. Detection and management of oligometastatic disease in oesophageal cancer and identification of prognostic factors: A systematic review
   Sara Jamel et al, 2019, World Journal of Gastrointestinal Oncology CrossRef
6. Oligometastatic Gastroesophageal Adenocarcinoma: Molecular Pathophysiology and Current Therapeutic Approach
   Jin-On Jung et al, 2020, International Journal of Molecular Sciences CrossRef
7. Oligometastatic recurrence as a prognostic factor after curative resection of esophageal squamous cell carcinoma
   Takeshi Morinaga et al, 2021, Surgery Today CrossRef