title: Study of silicosis in Peruvian mines and permissible dust concentrations.
mesh_terms: D000397:Air Pollution / Q000032:analysis; D000531:Altitude; D004782:Environmental Health; D006801:Humans; D008433:Mathematics; D008452:Maximum Allowable Concentration; D008906:Mining / Q000592:standards*; D008954:Models, Biological; D009787:Occupational Medicine / Q000592:standards; D010568:Peru; D012494:Sampling Studies; D012822:Silicon Dioxide / Q000032:analysis; D012829:Silicosis / Q000517:prevention & control*
chemical_list: D012822:Silicon Dioxide