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Publications by Genichi Koyama

Acase of Metastatic Gastric Cancer From Rectal Signet-Ring Cell Carcinoma

Progress of Digestive Endoscopy
2017English

Two Cases of Ruptured Gastic Varices Treated by Endoscopic Injection Sclerotherapy Combined With Endoscopic Variceal Ligation

Progress of Digestive Endoscopy(1972)
1998English

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