1. CDC guideline for prescribing opioids for chronic pain - United States, 2016;Dowell;MMWR Recomm Rep,2016
2. Drug Enforcement Administration. "Established aggregate production quotas for schedule I and II controlled substances and assessment of annual needs for the list I chemicals ephedrine, pseudoephedrine, and phenylpropanolamine for 2017." Federal Register 2016-23988 (July 22, 2016). 81 FR 69079. P. 69079-69083. Accessed December 9, 2021.
3. 2021 Overdose Epidemic Report: Physicians’ Actions to Help End the Nation's Drug-Related Overdose and Death Epidemic - and What Still Needs to be Done,2021
4. Pain Management Best Practices Inter-Agency Task Force Report: Updates, Gaps, Inconsistencies, and Recommendations,2019
5. Buprenorphine as postoperative analgesic;Rolly;Acta Anaesthesiol Belg,1976