内镜直视联合X线监视置人支架治疗胃十二指肠恶性梗阻47例
내경직시연합X선감시치인지가치료위십이지장악성경조47례
Stent placement under fluoroscopic monitoring and endoscopic direct vision for the treatment of malignant gastroduodenal obstruction: a report of 47 cases
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