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三、消化系统疾病部分 （一）急性上消出血 急诊内镜检查是确诊上消大出血病因的重要手段。江西吉安地区医院
Third, part of the digestive system diseases (A) Acute upper exudation Emergency endoscopy is an important means of diagnosing the cause of upper gastrointestinal bleeding. Ji’an District Hospital in Jiangxi Province