1. 3. Substance Abuse and Mental Health Services Administration . Results from the 2005 National Survey on Drug Use and Health: National Findings (Office of Applied Studies, NSDUH Series H-30, DHHS Publication No. SMA 06-4194) . Available at: http://www.oas.samhsa.gov/NSDUH/2k5NSDUH/2k5results.htm (accessed January 12, 2008).