论文部分内容阅读
肺癌是一般人群中最常见的癌症致死原因[1]。至少有90%以上的肺癌患者,在诊断为肺癌后面临死亡[2]。造成肺癌高发病率的主要原因是吸烟[3]。其它的危险因素还包括石棉肺、放射性元素氡以及其它一些有害物。造成肺癌高死亡率的主要原因是早期肺癌没有症状,或有少许类似与吸烟有?
Lung cancer is the most common cause of cancer death in the general population [1]. At least 90% of lung cancer patients are dying after diagnosis of lung cancer [2]. The main reason for the high incidence of lung cancer is smoking [3]. Other risk factors include asbestosis, radioactive radon and other harmful substances. The main reason for the high mortality caused by lung cancer is that there is no symptoms of early lung cancer, or a little similar with smoking?