About the Authors

Sietske Romkema

s.romkema@umcg.nl

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

Raoul M. Bongers

Affiliation University of Groningen, University Medical Center Groningen, Center of Human Movement Sciences, Groningen, the Netherlands

Corry K. van der Sluis

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

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SR RMB CKS. Performed the experiments: SR. Analyzed the data: SR RMB CKS. Wrote the paper: SR RMB CKS.