Jia, B Q [The cause of overt and massive bleeding from the upper gastrointestinal tract: an analysis of 1600 cases (author's transl)]. [electronic resource] - Zhonghua nei ke za zhi Mar 1980 - 109-13 p. digital Publication Type: Journal Article ISSN: 0578-1426 Subjects--Topical Terms: AdultGastrointestinal Hemorrhage--etiologyHematologic Diseases--complicationsHumansLiver Cirrhosis--complicationsMalePancreatic Diseases--complicationsPeptic Ulcer--complications