1. CDC Opioid Prescribing Guidelines.https://www.cdc.gov/drugoverdose/pdf/calculating_total_daily_dose-a.pdf. Accessed December 2 2018.
2. New York State Prescription Monitoring Program Registry.https://commerce.health.state.ny.us/doh2/applinks/cspnp/PatientSearch.action. Accessed December 2 2018.https://www.health.ny.gov/professionals/narcotic/prescription_monitoring/docs/pmp_registry_faq.pdf
3. CDC Drug Overdose Death Data.https://www.cdc.gov/drugoverdose/data/statedeaths.html. Accessed December 1 2018.
4. National Institute on Drug Abuse.https://www.drugabuse.gov/related-topics/trends-statistics/overdose-death-rates. Accessed November 25 2018.
5. Increases in Drug and Opioid-Involved Overdose Deaths — United States, 2010–2015