1. Katz J., Sanger-Katz M., Sullivan E. Some key facts about fentanyl. New York Times, https://www.nytimes.com/2023/10/05/upshot/fentanyl-opioids-mexico-explainer.html. Accessed October 25, 2023.
2. National Institute on Drug Abuse. Drug overdose death rates. https://nida.nih.gov/research-topics/trends-statistics/overdose-death-rates 2023. Accessed October 25, 2023.
3. Centers for Medicare & Medicaid Services. Ongoing emergencies & disasters 2020. https://www.cms.gov/About-CMS/Agency-Information/Emergency/EPRO/Current-Emergencies/Ongoing-emergencies Accessed October 25, 2023.
4. Indication-specific opioid prescribing for US patients with Medicaid or private insurance, 2017;Mikosz;JAMA Netw Open,2020
5. Considerations in addressing the opioid epidemic and chronic pain within the USA;Marshall;Pain Manag,2019