Objective To explore the effect and survival time by setting covered metallic expansible-self stents to treat postradiation esophago-tracheal fistula.
探索放置金属带膜自膨式支架治疗放疗后
管气管瘘的功效及
存时间。

的
务;支架(stent的复数)

务;节省(stent的三单形式)Objective To explore the effect and survival time by setting covered metallic expansible-self stents to treat postradiation esophago-tracheal fistula.
探索放置金属带膜自膨式支架治疗放疗后
管气管瘘的功效及
存时间。
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