Leung MW, Bazelier MT, Souverein PC, Uitdehaag BM, Klungel OH, Leufkens HG, Pajouheshnia R. Mapping the risk of infections in patients with multiple sclerosis: a multi-database study in the United Kingdom clinical practice research datalink GOLD and aurum. Mult Scler. 2022 Oct;28(11):1808-18. doi: 10.1177/13524585221094218.
Jeon M, Rockwood NJ. PLmixed: an R package for generalized linear. Appl Psychol Meas. 2018 Jul;42(5):401-2. doi: 10.1177/0146621617748326
DiTrapani J, Rockwood N, Jeon M. IRT in SPSS using the SPIRIT macro. Appl Psychol Meas. 2018 Mar;42(2):173-4. doi: 10.1177/0146621617733956
Meads DM, Doward LC, McKenna SP, Fisk J, Twiss J, Eckert B. The development and validation of the Unidimensional Fatigue Impact Scale (U-FIS). Mult Scler. 2009 Oct 1;15(10):1228-38. doi: 10.1177/1352458509106714
Miret M, Perez-Gutthann S, Gutierrez LP, Viglietta V, Musch B, Greenberg S. Evaluation of the long-term safety of Cladribine tablets: design of a prospective 8-year safety registry. Poster presented at the European Committee for Treatment and Research of Multiple Sclerosis (ECTRIMS); 2009. Dusseldorf, Germany. [abstract] Mult Scler. 2009 Sep 8; 15(Issue Suppl_9):S239. doi: 10.1177/1352458509106963
Doward LC, McKenna SP, Meads DM, Twiss J, Eckert BJ. The development of Patient Reported Outcome Indices for Multiple Sclerosis (PRIMUS). Mult Scler. 2009 Sep 1;15(9):1092-102.
Doward LC, McKenna SP, Meads DM, Twiss J, Hagell P, Oprandi N. Psychometric and scaling properties of the patient reported outcome indices for multiple sclerosis (PRIMUS). Mult Scler. 2007 Jun;13(Suppl 2):S219.
Doward LC, Meads DM, Fisk JD, McKenna SP, Eckert BJ. Derivation of a unidimensional scale from the fatigue impact scale. Mult Scler. 2006 Sep;12(Suppl 1):S1-S228.
McLeod L, Lewis C, Thissen D. A Bayesian method for the detection of item preknowledge in computerized adaptive testing. Appl Psychol Meas. 2003 Jan 1;27(2):121-37.
McLeod LD, Lewis C. Detecting item memorization in the CAT environment. Appl Psychol Meas. 1999 Jan 1;23(2):147-60.
Thissen D, Pommerich M, Billeaud K, Williams VSL. Item response theory for scores on tests including polychotomous items with ordered responses. Appl Psychol Meas. 1995;19(1):39-49.