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Comments on ‘Longitudinal Analysis of Patient-Reported Outcomes in Clinical Trials: Applications of Multilevel and Multidimensional Item Response Theory’

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Correspondence to Karl Bang Christensen.

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Christensen, K.B. Comments on ‘Longitudinal Analysis of Patient-Reported Outcomes in Clinical Trials: Applications of Multilevel and Multidimensional Item Response Theory’. Psychometrika 86, 778–780 (2021). https://doi.org/10.1007/s11336-021-09761-6

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  • DOI: https://doi.org/10.1007/s11336-021-09761-6