Nikolaus, S., Bode, C., Taal, E., Vonkeman, H. E., Glas, C. A. W., & van de Laar, M. A. F. J. (2015). Construct Validation of a Multidimensional Computerized Adaptive Test for Fatigue in Rheumatoid Arthritis. PLoS One.

Nikolaus, Stephanie, Christina Bode, Erik Taal, Harald E. Vonkeman, Cees A. W. Glas, and Mart A. F. J. van de Laar. "Construct Validation of a Multidimensional Computerized Adaptive Test for Fatigue in Rheumatoid Arthritis." PLoS One 2015.

Nikolaus, Stephanie, et al. "Construct Validation of a Multidimensional Computerized Adaptive Test for Fatigue in Rheumatoid Arthritis." PLoS One 2015.