Milner, A., Witt, K., Pirkis, J., Hetrick, S., Robinson, J., Currier, D., … Carter, G. (2017). The effectiveness of suicide prevention delivered by GPs: A systematic review and meta-analysis. Journal of Affective Disorders, 210, 294-302. https://doi.org/10.1016/j.jad.2016.12.035 (Original work published 2017)