National Household Survey on Drug Abuse (U.S.)
Rockville, MD : Dept. of Health and Human Services, Substance Abuse and Mental Health Services Administration, Office of Applied Studies, 2002.
2001
National Survey on Drug Use and Health (U.S.)
Rockville, MD : Dept. of Health and Human Services, Substance Abuse and Mental Health Services Administration, Office of Applied Studies, 2005-
2002
National Survey on Drug Use and Health (U.S.)
Rockville, MD : Dept. of Health and Human Services, Substance Abuse and Mental Health Services Administration, Office of Applied Studies, 2003-2009.
2008