van Lummel, R. C., Walgaard, S., Hobert, M. A., Maetzler, W., van Dieën, J. H., Galindo-Garre, F., & Terwee, C. B. (2016). Intra-Rater, Inter-Rater and Test-Retest Reliability of an Instrumented Timed Up and Go (iTUG) Test in Patients with Parkinson’s Disease. PLoS One.

van Lummel, Rob C., Stefan Walgaard, Markus A. Hobert, Walter Maetzler, Jaap H. van Dieën, Francisca Galindo-Garre, and Caroline B. Terwee. "Intra-Rater, Inter-Rater and Test-Retest Reliability of an Instrumented Timed Up and Go (iTUG) Test in Patients With Parkinson’s Disease." PLoS One 2016.

van Lummel, Rob C., et al. "Intra-Rater, Inter-Rater and Test-Retest Reliability of an Instrumented Timed Up and Go (iTUG) Test in Patients With Parkinson’s Disease." PLoS One 2016.