In most cases, lung cancer is not suspected until it causes symptoms like a chronic cough or wheezing.
2
首先，吸烟会引发许多疾病，例如咳嗽、肺癌等。
To begin with, smoking causes many diseases, such as cough and lung cancer.
3
目的评估肺癌患者气道支架置入术后咳嗽咯痰的变化，以及临床相应处理。
Objective to evaluate the changes and clinic countermeasures of cough and expectoration in the patients with lung cancer after airway stent placements.
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