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2. Gastric lavage for hemorrhage in the upper part of the gastrointestinal tract;Atkenson;Surg Gynecol Obstet,1978
3. Obliteration of esophageal varices by PTP: A follow-up of 43 patients;Bengmark;Ann Surg,1979
4. Prediction of variceal hemorrhage by esophageal endoscopy;Beppu;Gastrointest Endosc,1981
5. Sarcomatous lesions of the stomach;Burgess;Ann Surg,1971