1 Sports Orthopaedic Research Center-Copenhagen (SORC-C), Arthroscopic Center, Department of Orthopedic Surgery, Copenhagen University Hospital, Amager-Hvidovre Hospital, Hvidovre, Denmark kristianthorborg@hotmail.com.
2 Sports Orthopaedic Research Center-Copenhagen (SORC-C), Arthroscopic Center, Department of Orthopedic Surgery, Copenhagen University Hospital, Amager-Hvidovre Hospital, Hvidovre, Denmark.
3 Department of Physical and Occupational Therapy, Physical Medicine & Rehabilitation Research - Copenhagen (PMR-C), Clinical Research Department, Department of Orthopedic Surgery, Copenhagen University Hospital, Amager and Hvidovre, Hvidovre, Denmark.
4 Research Centre for Health and Welfare Technology, Programme for Rehabilitation, VIA University College, Hedeager 2, Aarhus, Denmark.
5 Research Unit of General Practice in Aarhus, Aarhus, Denmark.
6 Department of Clinical Medicine, Aalborg University, Aalborg University Hospital, Aalborg, Denmark.
7 Center for General Practice, Aalborg University, Aalborg, Denmark.
8 Centre for Research in Childhood Health, Institute of Sports Science and Clinical Biomechanics, University of Southern Denmark, Odense, Denmark.
9 Danish Society of Sports Physical Therapy, Odense, Denmark.