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一、前言原发性枝气管肺癌(以下简称肺癌)是危害人群极大的一种常见病、多发病。据我省1976～1978年肺癌的死亡回顾调查,我省城市肺癌死亡率年平均为15.67/10万,标化死亡率为15.29/10万,远远超过全国各省肺癌死亡率水平,与几个直辖市相比,仅低于上海(16.34/10万)。在我们日常的医疗工作中所接触到的肺癌患者,也绝大多数是中晚期病人,可
I. INTRODUCTION Primary bronchial lung cancer (hereinafter referred to as lung cancer) is a common and frequently-occurring disease that afflicts the population. According to a review of deaths from lung cancer in our province from 1976 to 1978, the average annual mortality rate of lung cancer in our province was 15.67 per 100,000, and the standardized death rate was 15.29/10 million, far exceeding the level of lung cancer mortality in various provinces across the country. Compared with municipalities, Shanghai is just below Shanghai (16.34/100,000). The vast majority of lung cancer patients exposed to our daily medical work are middle-late patients.