1. Overdose deaths involving prescription opioids among Medicaid enrollees—Washington, 2004–2007;Centers for Disease Control and Prevention;MMWR,2009
2. Adult use of prescription opioid pain medications—Utah, 2008;Centers for Disease Control and Prevention;MMWR,2010
3. Emergency department visits involving nonmedical use of selected prescription drugs—United States 2004–2008;Centers for Disease Control and Prevention;MMWR,2010
4. Vital signs: overdoses of prescription opioid pain relievers—United States, 1999–2008;Centers for Disease Control and Prevention;MMWR,2011
5. Drug-poisoning deaths involving opioid analgesics: United States, 1999–2011;Chen;NCHS Data Brief,2014