Maples, J. ., Carter, N. ., Few, L. ., Crego, C. ., Gore, W. ., Samuel, D. ., … Miller, J. . (2015). Testing whether the DSM-5 personality disorder trait model can be measured with a reduced set of items: An item response theory investigation of the Personality Inventory for DSM-5. Psychological Assessment, 27(4), 1195-210. https://doi.org/10.1037/pas0000120