1. Department of Surgery, University Clinical Centre, Tuzla, Bosnia and Herzegovina;
2. Faculty of Medicine, University of Tuzla, Tuzla, Bosnia and Herzegovina;
3. Cantonal Hospital Zenica, Tuzla, Bosnia and Herzegovina;
4. Clinic for Pathology, University Clinical Centre, Tuzla, Bosnia and Herzegovina;
5. Veterinary Faculty, University of Sarajevo, Tuzla, Bosnia and Herzegovina;
6. Department of Orthopaedics, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden