title: Problems of gravimetric dust sampling.
mesh_terms: D004391:Dust / Q000032:analysis* / Q000517:prevention & control; D004781:Environmental Exposure; D004864:Equipment and Supplies; D008168:Lung / Q000502:physiology; D008722:Methods; D010316:Particle Size; D011650:Pulmonary Alveoli / Q000502:physiology; D012822:Silicon Dioxide / Q000032:analysis
chemical_list: D004391:Dust; D012822:Silicon Dioxide