Search Results

11. The National coal workers' autopsy study : the development and implementation of an occupational necropsy study.

12. Mortality from lung cancer in U.S. coal miners.

13. Respiratory impairment in simple coal workers' pneumoconiosis.

14. The Occupational pneumoconiosis of coal miners as a public health problem.

15. Control of silicosis hazard by substitution of quartz-free or low-quartz material for sand under mine locomotives.