1 Qualitative Research Centre, Department for Health, University of Bath, UK. Electronic address: s.bekker@bath.ac.uk.
2 Amsterdam Collaboration on Health and Safety in Sports, Department of Public and Occupational Health, Amsterdam UMC, Vrije Universiteit Amsterdam, Amsterdam Movement Sciences, The Netherlands.
3 Department of Rehabilitation and Sport Sciences, Bournemouth University, UK.
4 Institute of Sport and Exercise Medicine (ISEM), Division of Orthopaedic Surgery, Department of Surgical Sciences, Faculty of Medicine and Health Sciences, Stellenbosch University, South Africa.
5 Department of Physical Medicine and Rehabilitation, University of Colorado Anschutz Medical Campus, USA.
6 Department of Health Sciences, Lund University, Sweden.
7 Unit of Physiotherapy, Department of Health, Medicine and Caring Sciences, Linköping University, Sweden.
8 Unit of Public Health, Department of Health, Medicine and Caring Sciences, Linköping University, Sweden; Swedish Athletics, Sweden.
9 Institute of Sport Science, Eberhard Karls University Tübingen, Germany.
10 Children's Health and Exercise Research Centre, Sport and Health Sciences, University of Exeter, UK.
11 Qualitative Research Centre, Department for Health, University of Bath, UK; Centre for Motivation and Health Behaviour Change, Department for Health, University of Bath, UK.
12 Department of Philosophy, Durhum University, UK.
13 Aspetar Orthopedic and Sports Medicine Hospital, Qatar.
14 Department of Physical Therapy, Faculty of Medicine, University of British Columbia, Canada.
15 Sports Medical Research Group, Department of Orthopaedics, Balgrist University Hospital, University of Zurich, Switzerland.