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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06 | Harvested: September 06, 2025 at 07:26 AM

This shapefile includes geographic boundaries of the 2010-2012 National Survey on Drug Use and Health (NSDUH) substate regions along with small area estimation (SAE) values (prevalence rates, the...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06 | Harvested: September 06, 2025 at 08:43 AM

2008-2010 NSDUH Substate Region Shapefile

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06 | Harvested: September 06, 2025 at 09:07 AM

Tables, maps, and datafiles defining the substate regions for each state and the District of Columbia.

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