Why item response theory should be used for longitudinal questionnaire data analysis in medical research

R. Gorter, J.P. Fox, J.W.R. Twisk

Research output: Contribution to journalArticleAcademicpeer-review

Original languageUndefined/Unknown
Article number55
JournalBMC Medical Research Methodology
Volume15
DOIs
Publication statusPublished - 2015

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