Lifestyle and occupational characteristics of patients with silicosis and control subjects.
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a All tests were 2-sided.bFormer smokers and current smokers were categorized as having a smoking status of “yes.”cSubjects who never smoked were excluded from the calculation.CDE, cumulative dust exposure.Lifestyle and occupational characteristics of patients with silicosis and control subjects.
创建时间:
2015-12-03



