A Nested Case-Control Study of Lung Cancer and Diesel Exhaust Among Non-Metal Miners
OMB 0925-0494
OMB 0925-0494
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A Nested Case-Control Study of Lung Cancer and Diesel Exhaust Among Non-Metal Miners All Historical Document Collections
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Approved without change |
New collection (Request for a new OMB Control Number) | 2001-08-10 |
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