1. Center for Disease Control and Prevention, National Center for Injury Prevention and Control. Heroin overdose date. Washington (DC): Office of Associate Director for Communication, Digital Media Branch, Division of Public Affairs; 2019 March 30 [accessed 2019 June 20]. Available from https://www.cdc.gov/drugoverdose/data/heroin.html.
2. Substance Abuse and Mental Health Services Administration. Medication and Counseling Treatment. U.S. Department of Health and Human Services. [accessed 2020 June 24]. Available from https://www.samhsa.gov/medication-assisted-treatment/treatment#medications-used-in-mat.
3. Substance Abuse and Mental Health Services Administration. Key Substance Use and Mental Health Indicators in the United States: Results from the 2017 National Survey on Drug Use and Health. Rockville (MD): Center for Behavioral Health Statistics and Quality; 2018 September [accessed 2019 June 24]. Available from https://www.samhsa.gov/data/report/2017-nsduh-annual-national-report.
4. National Institute on Drug Abuse. Medications to Treat Opioid Use Disorder. Rockville (MD): National Institute on Drug Abuse; 2018 June [accessed 2019 June 24] Available from https://www.drugabuse.gov/publications/research-reports/medications-to-treat-opioid-addiction/overview.
5. Alderks C. Trends in the use of methadone, buprenorphine, and extended-release naltrexone at substance abuse treatment facilities. The CBHSQ Report. Rockville, MD: Center for Behavioral Health Statistics and Quality, Substance Abuse and Mental Health Services Administration; August 2017.