Significance of Irregular Small Opacities in Radiographs of Coalminers in the USA
Autor: | Amandus, H. E., Lapp, N. L., Jacobson, G., Reger, R. B. |
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Zdroj: | British Journal of Industrial Medicine, 1976 Feb 01. 33(1), 13-17. |
Databáze: | JSTOR Journals |
Externí odkaz: |