title: Coal-miners' pneumoconiosis problems in its pathological course.
authors.forename: C K
authors.initials: CK
authors.lastname: ROBERTSON
mesh_terms: D055008:Anthracosis; D003031:Coal; D006801:Humans; D008906:Mining; D011009:Pneumoconiosis
chemical_list: D003031:Coal
keywords: MINES AND MINERS; PNEUMOCONIOSIS