1. Substance Abuse and Mental Health Services Administration. Mental Health and Substance Use Disorders. U.S. Department of Health & Human Services; 2022. Accessed May 22, 2023. https://www.samhsa.gov/find-help/disorders
2. American Psychiatric Association. What is a substance use disorder? Updated December 2020. Accessed October 12, 2023. https://www.psychiatry.org/patients-families/addiction-substance-use-disorders/what-is-a-substance-use-disorder
3. National Institute of Mental Health. Substance Use and Co-Occurring Mental Disorders. National Institutes of Health. Updated March 2023. Accessed October 9, 2023. https://www.nimh.nih.gov/health/topics/substance-use-and-mental-health#:~:text=Substance%20use%20disorder%20(SUD)%20is,drugs%2C%20alcohol%2C%20or%20medications.
4. Substance Abuse and Mental Health Services Administration. 2021 NSDUH Detailed Tables. U.S. Department of Health & Human Services; 2023. Accessed May 22, 2023. https://www.samhsa.gov/data/report/2021-nsduh-detailed-tables
5. Agency of Healthcare Quality and Research. Substance Use Disorders. National Institutes of Health. Accessed October 9, 2023. https://www.ncbi.nlm.nih.gov/books/NBK587176/