About the Authors

Monika L. Bayer

Monika.Lucia.Bayer@regionh.dk

Affiliation Institute of Sports Medicine, Department of Orthopedic Surgery M, Bispebjerg Hospital and Center for Healthy Aging, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark

Peter Schjerling

Affiliation Institute of Sports Medicine, Department of Orthopedic Surgery M, Bispebjerg Hospital and Center for Healthy Aging, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark

Andreas Herchenhan

Affiliation Institute of Sports Medicine, Department of Orthopedic Surgery M, Bispebjerg Hospital and Center for Healthy Aging, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark

Cedric Zeltz

Affiliation Department of Biomedicine, University of Bergen, Bergen, Norway

Katja M. Heinemeier

Affiliation Institute of Sports Medicine, Department of Orthopedic Surgery M, Bispebjerg Hospital and Center for Healthy Aging, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark

Lise Christensen

Affiliation Department of Pathology, Bispebjerg Hospital, University of Copenhagen, Copenhagen, Denmark

Michael Krogsgaard

Affiliation Section for Sports Traumatology, Department of Orthopedic Surgery M, Bispebjerg Hospital, University of Copenhagen, Copenhagen, Denmark

Donald Gullberg

Affiliation Department of Biomedicine, University of Bergen, Bergen, Norway

Michael Kjaer

Affiliation Institute of Sports Medicine, Department of Orthopedic Surgery M, Bispebjerg Hospital and Center for Healthy Aging, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MB PS KH M. Kjaer. Performed the experiments: MB AH PS LC. Analyzed the data: MB PS KH M. Kjaer. Contributed reagents/materials/analysis tools: DG CZ M. Krogsgaard. Wrote the paper: MB PS AH DG CZ KH LC M. Krogsgaard M. Kjaer.