Correction
Radiological progression and lung function in silicosis: a ten year follow up study
Br Med J (Clin Res Ed) 1987; 295 doi: https://doi.org/10.1136/bmj.295.6597.520-a (Published 29 August 1987) Cite this as: Br Med J (Clin Res Ed) 1987;295:520
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