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Federal coal mine health program
Bibliographie
- Auteurs : United States ;
- Editeurs : [Washington U.S. Dept. of Health, Education, and Welfare, Health Services and Mental Health Administration for sale by the Supt. of Docs., U.S. Govt. Print. Off ;
- Date d'édition : 1972-1977
- Langue(s) : Anglais
- Pays de publication : États-Unis