Scheibein, F., Wells, J. S. G., Henriques, S. & Van Hout, M. C. (2020). The impacts and service responses to injecting cathinones and novel opioids amongst marginalized drug using populations – a scoping review. Journal of Substance Use, 25(3), 238?245. https://doi.org/10.1080/14659891.2019.1698671