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Non-exposure endoscopic-laparoscopic cooperative surgery for stomach tumors. (A) Subepithelial tumor. (B) Seromuscular incision around the mass. (C) Removal of the mass with the combination of laparoscopic and endoscopic approaches to non-exposure technique procedure. (D) Removal of mass with the non-exposure endoscopic wall-inversion surgery procedure. (E) Figure in completion.
