Ownsworth, T., Fleming, J., Shum, D., Kuipers, P., & Strong, J. (2008). Comparison of individual, group and combined intervention formats in a randomized controlled trial for facilitating goal attainment and improving psychosocial function following acquired brain injury. Journal of Rehabilitation Medicine, 40(2), 81–88. https://doi.org/10.2340/16501977-0124