title: [THE HAZARD OF ACCIDENTS IN COAL MINES].
mesh_terms: D000059:Accidents; D000062:Accidents, Occupational; D003031:Coal; D003032:Coal Mining; D006801:Humans; D011044:Poland
chemical_list: D003031:Coal
keywords: ACCIDENTS, INDUSTRIAL; COAL MINING; POLAND
vernacular_title: ZAGROZENIA WYPADKOWE W G'ORNICTWIE W EGLOWYM.