Health effects of asbestos-like ND rock - WTHI

by Health @ Wed, 15 Apr 2009 03:00:01 -0400
BISMARCK, N.D. (AP) - Scientists want to study the health effects of an asbestos-like mineral used widely in western North Dakota and linked to cancer elsewhere, but they're having a hard time finding volunteers for testing. The state's top rock ...
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