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Significance of Irregular Small Opacities in Radiographs of Coalminers in the USA
H. E. Amandus, N. L. Lapp, G. Jacobson and R. B. RegerVolume:
33
Language:
english
Journal:
British Journal of Industrial Medicine
DOI:
10.2307/27723045
Date:
February, 1976
File:
PDF, 805 KB
english, 1976