[Analysis of silicosis incidence before and after dust control in a tin mine].
Qin
X X
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D000395:Air Pollutants, Occupational / Q000032:analysis*; D002681:China; D006801:Humans; D008906:Mining; D012829:Silicosis / Q000191:economics / Q000453:epidemiology / Q000517:prevention & control*; D014001:Tin
D000395:Air Pollutants, Occupational; D014001:Tin