Cuijpers, P., Karyotaki, E., Reijnders, M., Purgato, M., & Barbui, C. (2018). Psychotherapies for depression in low- and middle-income countries: a meta-analysis. World Psychiatry : Official Journal of the World Psychiatric Association (WPA), 17(1), 90-101. https://doi.org/10.1002/wps.20493