食管覆膜支架置入与扩张疗法治疗食管恶性狭窄疗效和安全性探讨
식관복막지가치입여확장요법치료식관악성협착료효화안전성탐토
The Efficacy and Safety of the Esophageal Covered Stent Placement and Expansion Therapy on 68 Cases with Esophageal Malignant Stricture
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