Assessing the equivalence of web-based and paper-and-pencil questionnaires using differential item and test functioning (DIF and DTF) analysis: A case of the Four-Dimensional Symptom Questionnaire (4DSQ)

B. Terluin, E.P.M. Brouwers, M.A.G. Marchand, H.C. De Vet

Research output: Contribution to journal › Article › Scientific › peer-review

8 Citations (Scopus)
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Psychology

Mathematics