1. Occupational exposures: evidence for a causal association with chronic obstructive pulmonary disease;Becklake, M.R.;Am Rev Respir Dis,1989
2. Longitudinal study of lung function in coalminers;Love, R.G.; Miller, B.G.;Thorax,1982
3. Longitudinal decline in FEV, in United States coalminers;Attfield, MD;Thorax,1985
4. Loss of lung function associated with exposure to silica dust and with smoking and its relation to disability and mortality in South African gold miners;Hnizdo, E.;Br J Ind Med,1992
5. Lung function among asbestos cement factory workers: cross-sectional and longitudinal study;Siracusa, A.; Cicioni, C.; Volpi, R.; Canalicchi, P.; Brugnami, G.; Comodi, A.R.; Abbritti, G.;Am Ind Med,1984