About the Authors

Ludger van Dijk

l.van.dijk@umcg.nl

Affiliation University of Groningen, University Medical Center Groningen, Center for Human Movement Science, Groningen, The Netherlands

Corry K. van der Sluis

Affiliation University of Groningen, University Medical Center Groningen, Department of Rehabilitation Medicine, Groningen, The Netherlands

Hylke W. van Dijk

Affiliation NHL University of Applied Sciences,Faculty of Engineering, Serious Gaming Group, Leeuwarden, The Netherlands

Raoul M. Bongers

Affiliation University of Groningen, University Medical Center Groningen, Center for Human Movement Science, Groningen, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LD CS RB. Performed the experiments: LD. Analyzed the data: LD CS RB. Contributed reagents/materials/analysis tools: LD CS HD RB. Wrote the paper: LD CS HD RB.