1. Identification of foreign material in lung by energy dispersive X-ray analysis: A new approach to silicosis;Funahashi;Arch. Environ. Health,1975
2. Energy dispersive X-ray analysis in the study of pneumoconiosis;Funahashi;Brit. J. Ind. Med.,1977
3. The microprobe assay of chemical elements;Hall,1971
4. The relationship between pneumoconiosis and minerals from lungs of workers;Hayashi;Mining Geol.,1965