Tuberculosis Mortality and Silica Exposure: A Case-Control Study Based on a National Mortality Database for the Years 1983-1992. [electronic resource] - International journal of occupational and environmental health Jul 1997 - 163-170 p. digital Publication Type: Journal Article ISSN: 2049-3967 Standard No.: 10.1179/oeh.1997.3.3.163 doi