1. Department of Pediatric and Adolescent Surgery, Pediatric Clinic and Pediatric Research Centre, Tampere University Hospital, Elämänaukio 2, 33520 Tampere, Finland
2. Department of Pediatric and Adolescent Surgery, Pediatric Clinic and Pediatric Research Centre, Tampere University Hospital, Tampere, Finland
3. The Division of Orthopedics and Biotechnology, Department of Clinical Science, Intervention and Technology (CLINTEC), Karolinska Institute, Stockholm, Sweden
4. Department of Orthopaedics and Traumatology, Tampere University Hospital, Tampere, Finland Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland
5. Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland Tampere University Heart Hospital, Tampere University Hospital, Tampere, Finland