This academic paper conducted a review of existing literature describing new services and service modifications implemented by treatment and harm reduction programs serving people who use opioids, and also discusses implications for policy and practice. The authors set their literature review in the specific time frame of the COVID-19 pandemic, in order to analyze how the pandemic impacted these programs.
Krawczyk, N., Fawole, A., Yang, J., & Tofighi, B. (2021). Early innovations in opioid use disorder treatment and harm reduction during the COVID-19 pandemic: a scoping review. Addiction Science & Clinical Practice, 16(1), 68.