Differential item functioning (DIF) in the EORTC QLQ-C30: a comparison of baseline, on-treatment and off-treatment data

Research output: Contribution to journalJournal articleResearchpeer-review

Neil W. Scott, Peter M. Fayers, Neil K. Aaronson, Andrew Bottomley, Alexander de Graeff, Mogens Grønvold, Chad Gundy, Michael Koller, Mirjam A.G. Sprangers

Original languageEnglish
JournalQuality of Life Research
Pages (from-to)381-388
Number of pages8
Publication statusPublished - 2009

ID: 14802450