Objective : To evaluate endoscopic ultrasonography ( EUS ) in the diagnosis of gallbladder adenomyomatosis.

目的: 探讨超声内镜 ( EUS ) 对胆囊腺肌增生症的诊断价值.

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Objective : To study the application of Endoscopic ultrasonography in the diagnosis before operation of cardiac carcinoma.

目的: 研究超声内窥镜检查在贲门癌手术治疗术前诊断的应用.

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