Support for the higher-order factor structure of the WHODAS 2.0 self-report version in a Dutch outpatient psychiatric setting

por Williams, Guido L., de Beurs, Edwin, Spinhoven, Philip, Flens, Gerard, Paap, Muirne C. S.
Publicado 2021

Towards standardization of measuring anxiety and depression: Differential item functioning for language and Dutch reference values of PROMIS item banks

por Elsman, Ellen B. M., Flens, Gerard, de Beurs, Edwin, Roorda, Leo D., Terwee, Caroline B.
Publicado 2022