Matthews, F. E., Stephan, B. C., Khaw, K. T., Hayat, S., Luben, R., Bhaniani, A., Moore, S., & Brayne, C. (2011). Full-scale scores of the Mini Mental State Examination can be generated from an abbreviated version. Journal of Clinical Epidemiology, 64(9), 1005-1013. https://doi.org/10.1016/j.jclinepi.2010.11.014