Highlights of the 2009 Drug Abuse Warning Network (DAWN) Findings on Drug-Related Emergency Department Visits [open pdf - 328KB]
"This issue of The DAWN [Drug Abuse Warning Network] Report presents highlights of national estimates of drug-related visits to hospital EDs [emergency department] for 2009, with trends from 2004 to 2009. The findings in this report, including significance tests, are drawn from the DAWN 2009 ED trend tables"
Substance Abuse and Mental Health Services Administration (SAMHSA), Office of Applied Studies: http://www.oas.samhsa.gov/
The Dawn Report (December 28, 2010)