1. Tampere Research Center of Sports Medicine, University of Tampere,
Department of Orthopaedics and Rehabilitation, College of Medicine,
University of Vermont, Burlington, Vermont
2. The Bone Research Group, UKK Institute, University of Tampere
3. Tampere Research Center of Sports Medicine, University of Tampere
4. Section of Orthopaedics, Department of Surgery, University Hospital and
Medical School, University of Tampere, Tampere, Finland