DiTrapani J, Rockwood N, Jeon M. Explanatory IRT analysis using the SPIRT macro in SPSS. TQMP. 2018;14(2):81-98. doi: 10.20982/tqmp.14.2.p081
DiBenedetti DB, Brown TM, Danchenko N. Assessing patient and caregiver experiences with symptoms and behaviors associated with schizophrenia. J Depress Anxiety. 2016 Jul 17;5(3):240. doi: 10.4200/2167-1044.1000240
Brown TM, DiBenedetti DB, Danchenko N, Weiller E, Fava M. Symptoms of anxiety and irritability in patients with major depressive disorder. J Depress Anxiety. 2016 Jun 18;5:237. doi: 10.4200/2167-1044.1000237