About the Authors
- Tom P. C. Schlösser
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Affiliation Department of Orthopaedic Surgery, University Medical Center Utrecht, Utrecht, the Netherlands
- Geert J. M. G. van der Heijden
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Affiliations Department of Epidemiology, University Medical Center Utrecht, Utrecht, the Netherlands, Department of Social Dentistry, Academic Center for Dentistry Amsterdam, VU Amsterdam University and University of Amsterdam, Amsterdam, the Netherlands
- Anne L. Versteeg
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Affiliation Department of Orthopaedic Surgery, University Medical Center Utrecht, Utrecht, the Netherlands
- René M. Castelein
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* E-mail: R.M.Castelein@umcutrecht.nl
Affiliation Department of Orthopaedic Surgery, University Medical Center Utrecht, Utrecht, the Netherlands
Competing Interests
The authors have read the journal’s policy and have the following conflicts: Alexandre Suerman MD/PhD programme and a Medtronic Research Grant (unrestricted). This does not alter the authors’ adherence to PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: TS GH RC. Performed the experiments: TS AV. Analyzed the data: TS AV GH RC. Contributed reagents/materials/analysis tools: TS GH. Wrote the paper: TS GH RC.