Source: Kelley, A.T., Smid, M.C., Baylis, J.D. et al. Development of an unannounced standardized patient protocol to evaluate opioid use disorder treatment in pregnancy for American Indian and rural communities. Addict Sci Clin Pract 16, 40 (2021). https://doi.org/10.1186/s13722-021-00246-6 Abstract...