扩张置管治疗癌性复杂性食管狭窄和瘘的近远期疗效观察
확장치관치료암성복잡성식관협착화루적근원기료효관찰
Short-term and long-term efficacy of coated metallic stent insertion in treament of complexity esophageal stricture and(or) fistula caused by carcinoma
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