Replication and validation of higher order models demonstrated that a summary score for the EORTC QLQ-C30 is robust
Citation
Giesinger , J M , Kieffer , J M , Fayers , P , Groenvold , M , Petersen , M A , Scott , N W , Sprangers , M A G , Velikova , G & Aaronson , N K 2016 , ' Replication and validation of higher order models demonstrated that a summary score for the EORTC QLQ-C30 is robust ' , Journal of Clinical Epidemiology , vol. 69 , pp. 79-88 . https://doi.org/10.1016/j.jclinepi.2015.08.007