1. Department of Sports Medicine and Rehabilitation, 2nd Medical Faculty of the Charles University of Prague, V Úvalu 85, CZ-15006 Prague 5, Czech Republic
2. Department of Pediatric Surgery of Motol Hospital, 2nd Medical Faculty of the Charles University of Prague, V Úvalu 84, CZ-15006 Prague 5, Czech Republic
3. Department of Medical Informatics, 2nd Medical Faculty of the Charles University of Prague, V Úvalu 84, CZ-15006 Prague 5, Czech Republic