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PDFPage 186
. 1982 May;39(2):186.
Relationship between type of simple coalworkers' pneumoconiosis and lung function. A nine-year followup study of subjects with small rounded opacities (November 1981)
PMCID: PMC1008971
This corrects the article "Relationship between type of simple coalworkers' pneumoconiosis and lung function. A nine-year follow-up study of subjects with small rounded opacities." in volume 38 on page 313.