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. 1980 Jan;34(1):32-41.

[Clinical-epidemiological investigations in coal workers on the prevalence of chronic bronchitis and pulmonary emphysema (author's transl)]

[Article in German]
E M Hieber, U Smidt, G von Nieding, H Krekeler, H Löllgen
  • PMID: 7367379

[Clinical-epidemiological investigations in coal workers on the prevalence of chronic bronchitis and pulmonary emphysema (author's transl)]

[Article in German]
E M Hieber et al. Prax Klin Pneumol. 1980 Jan.
No abstract available

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