Silicosis,”Localized and nodular fibrosis, more in the upper lobes CXR: egg shall calcificationsIncreased risk of TBSources include mining, stone cutting

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Silicosis,”Localized and nodular fibrosis, more in the upper lobes CXR: egg shall calcificationsIncreased risk of TBSources include mining, stone cutting

glass manufacturing Restrictive pulmonary function”