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pro vyhledávání: '"P. O. Pern"'
Autor:
D J Thomas, J G Bennett, P. O. Pern, M. A. Rickards, M. Jacobsen, H. P. R. Collins, J S Washington, J. A. Dick
Publikováno v:
Occupational and Environmental Medicine. 45:43-55
The predominant shapes of small opacities on the chest radiographs of 895 British coalminers have been studied. The aims were to determine whether irregular (as distinct from rounded) small opacities can be identified reproducibly, whether their occu
Publikováno v:
Bulletin europeen de physiopathologie respiratoire. 20(6)
From a longitudinal study of respiratory health of coalminers, we have selected 29 smokers and 12 non-smokers with the greatest decline in FEV1 over a ten year period and have compared them with 29 smokers and 14 non-smokers with the least decline. I