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本文就20例上消化道大出血,内镜检查未发现出血灶,用其它方法,包括手术而明确诊断的病例,进行了分析和讨论。
In this paper, 20 cases of upper gastrointestinal bleeding, endoscopic examination found no hemorrhage, using other methods, including surgery and clear diagnosis of cases were analyzed and discussed.