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肺癌病死率占全世界肿瘤死亡的首位,预后差。尽管目前肺癌的治疗有所进展,但其5年生存期只有7%～14%[1]。肺癌根据细胞形态学、生物学的不同分为小细胞
The death rate of lung cancer accounts for the first place in the world in terms of tumor death, with a poor prognosis. Despite the current progress in the treatment of lung cancer, but its 5-year survival of only 7% to 14% [1]. Lung cancer is divided into small cells according to cell morphology and biology