Division of Digestive Surgery;
Department of Digestive Surgery;
Kyoto Prefectural University of Medicine;
Kyoto 602-8566;
Japan;
Department of Molecular Gastroenterology and Hepatology;
Kyoto Prefectural University of Medicine;
Kyoto 602-8566;
Japan;
Department of Pathology;
Kyoto Prefectural University of Medicine;
Kyoto 602-8566;
Japan;
Department of Gastroenterology and Hepatology;
Kyoto Kuramaguchi Medical Center;
Kyoto 603-8151;
Japan;
Heterotopic; submucosal; gland; Laparoscopyand; endoscopy; cooperative; surgery; Gastric; carcinoma; Gastric; submucosal; tumor; Less; invasive; treatment;