title: Immunological factors in coalworkers' pneumoconiosis.
mesh_terms: D000276:Adjuvants, Immunologic; D001980:Bronchi / Q000473:pathology; D003031:Coal; D003032:Coal Mining; D004391:Dust; D006801:Humans; D008168:Lung / Q000473:pathology; D011009:Pneumoconiosis / Q000276:immunology* / Q000473:pathology; D012822:Silicon Dioxide
chemical_list: D000276:Adjuvants, Immunologic; D003031:Coal; D004391:Dust; D012822:Silicon Dioxide