Twenty-eight patients with malignant tumor and large airway obstruction were treated by operation or stents.

采用手术及钛镍记忆合金支架治疗恶性肿瘤大气道阻塞28例。

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Twenty-eight patients with malignant tumor and large airway obstruction were treated by operation or stents.

采用手术及钛镍记忆合金支架治疗恶性肿瘤大气道阻塞28例。

youdao