1. Department of Pediatric Otorhinolaryngology, University Hospital Brno and Faculty of Medicine, Masaryk University Brno, Brno, Czech Republic
2. Department of Pediatric Surgery, Orthopedics and Traumatology, University Hospital Brno and Faculty of Medicine, Masaryk University Brno, Brno, Czech Republic
3. Department of Pediatric Radiology, University Hospital Brno and Faculty of Medicine, Masaryk University Brno, Brno, Czech Republic
4. Department of Pediatrics, University Hospital Brno and Faculty of Medicine, Masaryk University Brno, Brno, Czech Republic