The region of Peking adjust the death rate trend estimate the inside with the main malignant tumor in area in suburb the 1992 of lung cancer to will rise 2001 for the 33.7/400,000 years respectively 43.1/10 10000 and 64.5/10 ten thousand, far far ahead oesophagus cancer, stomach cancer, cancer of the liver and primarily familiar malignant tumor in etc. in cancer in mammary glands but stands first, and margin still at extend continuously. The similar circumstance also appears at Shanghai, Guangzhou, etc. of Tienjin each big center city with some old industry area, such as old etc. in mountain, in saddle.The statistics of the cancer association of the United States( ACS) announcement shows,1992 the United States adds the lung cancer patient roughly 16.8 myriad people, account for 14.9% of all add tumor patient; die in the patient of the lung cancer roughly 14 myriad people, account for 28.1% of cancer total number of deaths.
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