食管胃底静脉曲张和恶性肿瘤是老年上消化道出血患者最常见的病因。
Esophageal and gastric varices and cancer were the most common causes of upper gastrointestinal bleeding in elderly patients.
食管胃底静脉曲张和恶性肿瘤是老年上消化道出血患者最常见的病因。
Esophageal and gastric varices and cancer were the most common causes of upper gastrointestinal bleeding in elderly patients.
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