TY - GEN AU - Heppleston,A G TI - Prevalence and pathogenesis of pneumoconiosis in coal workers SN - 0091-6765 PY - 1989///0206 KW - Coal Mining KW - Humans KW - Male KW - Pneumoconiosis KW - epidemiology N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1289/ehp.8878159 ER -