M. M. Nieuwenhuis

The Six Spot Step Test: a new measurement for walking ability in multiple sclerosis

P. Sørensen, M. Ravnborg, H. van Tongeren, 2006, Multiple sclerosis.

Internet-based treatment for depression in multiple sclerosis: A randomized controlled trial

P. Cuijpers, A. Beekman, B. Uitdehaag, 2017, Multiple sclerosis.

Feasibility and outcome of a web-based self-help intervention for depressive symptoms in patients with multiple sclerosis: A pilot study

P. Cuijpers, A. Beekman, C. Polman, 2012, Journal of the Neurological Sciences.