1. The revised International Association for the Study of Pain definition of pain: concepts, challenges, and compromises
2. Chronic Pain Among Adults — United States, 2019–2021
3. Chronic pain: an update on burden, best practices, and new advances
4. US Food and Drug Administration. Center for drug evaluation and research. General principles for evaluating the abuse deterrence of generic solid oral opioid drug products guidance for industry. Available from: https://www.fda.gov/media/96643/download. Accessed July 24, 2023.
5. Data Analysis & Resources. US center for disease control and prevention; 2022. Available from: https://www.cdc.gov/opioids/data/analysis-resources.html. Accessed July 24, 2023.