NCHS Dataline

McQuillan G Kruszon-Moran D. HIV infection in the United States household population aged 18–49 years: Results from 1999 −2005. NCHS Data Brief 2008;4:1–8.

Fingerhut LA . Increases in poisoning and methadone-related deaths: United States, 1999 −2005. Health E-Stats. Hyattsville (MD): National Center for Health Statistics; 2008.

Centers for Disease Control and Prevention, National Center for Health Statistics (US). Key statistics from the NSFG (from A to Z) [cited 2008 Mar 11]. Available from: URL: http://www.cdc.gov/nchs/about/major/nsfg/abclist.htm

DeFrances CJ Cullen KA Kozak LJ . National hospital discharge survey: 2005 annual summary with detailed diagnosis and procedure data. Vital Health Stat 13 2007(165).