title: [Proposal of maximum permissible exposure levels (1983)].
mesh_terms: D001194:Asbestos; D002273:Carcinogens; D004391:Dust; D004781:Environmental Exposure; D004785:Environmental Pollutants; D006358:Hot Temperature; D006801:Humans; D008452:Maximum Allowable Concentration; D009622:Noise; D009623:Noise, Occupational; D012824:Silicic Acid; D014732:Vibration
chemical_list: D002273:Carcinogens; D004391:Dust; D004785:Environmental Pollutants; D001194:Asbestos; D012824:Silicic Acid