[1
]
Division of Physiotherapy, Department of Medical and Health Sciences, Linköping University,
58183, Linköping, Sweden. martin.hagglund@liu.se.
[2
]
Football Research Group, Linköping, Sweden. martin.hagglund@liu.se.
[3
]
Football Research Group, Linköping, Sweden.
[4
]
Division of Community Medicine, Department of Medical and Health Sciences, Linköping
University, 58183, Linköping, Sweden.
[5
]
Department of Orthopaedics, Hässleholm-Kristianstad-Ystad Hospitals, Hässleholm, Sweden.