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Revue De L'Institut D'Hygiene Des Mines|January 1, 1977
[Prevention of methane emission by pre-tele-injection of water into the layer]G Degueldre, V NeelsRevue De L'Institut D'Hygiene Des Mines|January 1, 1978
[The importance of epidemiology for research on pneumoconiosis in Belgium]A Minette, G DegueldrePageof 1