Birchwood, M., Michail, M., Meaden, A., Tarrier, N., Lewis, S., Wykes, T., Davies, L., Dunn, G., & Peters, E. (2014). Cognitive behaviour therapy to prevent harmful compliance with command hallucinations (COMMAND): a randomised controlled trial. Lancet Psychiatry, 1(1), https://doi.org/10.1016/S2215-0366%2814%2970247-0