title: Effectiveness of the measures against dust content in the copper smelting mines of Panagjuriste.
mesh_terms: D000397:Air Pollution; D002031:Bulgaria; D003300:Copper; D004391:Dust; D006801:Humans; D008906:Mining; D012829:Silicosis / Q000517:prevention & control*
chemical_list: D004391:Dust; D003300:Copper