Lung cancer is the leading cause of cancerrelated mortality in China.（1＇2） Meanwhile, the average life expectancy in the aging population has increased from 46 years in 1950 to 75 years in 2010.
基金Supported by the National Natural Science Foundation of China(No.81273718 and No.81102719)
文摘Lung cancer is the leading cause of cancerrelated mortality in China.（1＇2） Meanwhile, the average life expectancy in the aging population has increased from 46 years in 1950 to 75 years in 2010.
