Silicosis is occupational disease for certain, is coal silicon ill?
矽肺肯定是职业病，煤矽病?。
Most of the cases with silicosis complicated by lung cancer are in early stage.
矽肺合并肺癌多为早期矽肺，肺癌病变多分布在肺上叶，病理形态鳞癌较多。
Objective to investigate the quality of life of the silicosis and analysis their influential factors.
目的了解矽肺患者生存质量及其影响因素。
Objective to investigate the quality of life of the silicosis and analysis their influential factors.
目的了解矽肺患者生存质量及其影响因素。
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