"Lung cancer incidence increased by 300% over the last ten years in China, it is a fact, but the main reason is not air pollution and fog", Patrick choy commissioner, said the main reason is because of China's economic growth and improvement of medical and health conditions, led to a rise in life expectancy in China, the proportion of older people is higher, so the cancer, including lung cancer incidence is rising rapidly. "Fog and science must explain and clarify the relationship of cancer, otherwise it may cause panic in the public."
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