WASET
    L. R. Ferreira and  R. C. G. Bianchi and  L. C.R. Ferreira and  C. M. Galhardi and  E. P. Baciuk and  L. H. Oliveira,  Association of Smoking with Chest Radiographic and Lung Function Findings in Retired Bauxite Mining Workers.   journal   = {International Journal of Health and Medical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2019, vol. 152(8). 366 - 369
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10010678.