About the Authors
- Tsjitske M. Haanstra
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* E-mail: t.haanstra@vumc.nl
Affiliation Department of Epidemiology and Biostatistics and the EMGO Institute for Health and Care Research, VU University Medical Centre, Amsterdam, The Netherlands
- Claire Tilbury
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Affiliation Department of Orthopaedics, Leiden University Medical Center, Leiden, The Netherlands
- Steven J. Kamper
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Affiliations Department of Epidemiology and Biostatistics and the EMGO Institute for Health and Care Research, VU University Medical Centre, Amsterdam, The Netherlands, Musculoskeletal Division, The George Institute for Global Health, The University of Sydney, Sydney, New South Wales, Australia
- Rutger L. Tordoir
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Affiliation Department of Orthopaedics, Rijnland Ziekenhuis, Leiderdorp, The Netherlands
- Thea P. M. Vliet Vlieland
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Affiliation Department of Orthopaedics, Leiden University Medical Center, Leiden, The Netherlands
- Rob G. H. H. Nelissen
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Affiliation Department of Orthopaedics, Leiden University Medical Center, Leiden, The Netherlands
- Pim Cuijpers
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Affiliation Department of Clinical Psychology and the EMGO Institute for Health and Care Research, VU University Amsterdam, The Netherlands
- Henrica C. W. de Vet
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Affiliation Department of Epidemiology and Biostatistics and the EMGO Institute for Health and Care Research, VU University Medical Centre, Amsterdam, The Netherlands
- Joost Dekker
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Affiliation Department of Rehabilitation Medicine and the EMGO Institute, VU University Medical Centre, Amsterdam, The Netherlands
- Dirk L. Knol
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Affiliation Department of Epidemiology and Biostatistics, VU University Medical Centre, Amsterdam, The Netherlands
- Raymond W. Ostelo
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Affiliations Department of Epidemiology and Biostatistics and the EMGO Institute for Health and Care Research, VU University Medical Centre, Amsterdam, The Netherlands, Department of Health Sciences and the EMGO Institute for Health and Care Research, VU University, Amsterdam, The Netherlands
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: TMH CT SJK PC HCWdV JD DLK RWO. Performed the experiments: TMH CT RLT TPMVV RGHHN. Analyzed the data: TMH CT SJK DLK RWO. Contributed reagents/materials/analysis tools: TMH CT RLT TPMVV RGHHN. Wrote the paper: TMH CT SJK TPMVV RGHHN PC HCWdV JD DLK RWO.