1. Department of Nuclear Medicine and Thyroid Gland Diseases, University Clinical Centre of the Republic of Srpska, Banja Luka, Republic of Srpska, Bosnia and Herzegovina
2. Department of Oncology, University Clinical Centre of the Republic of Srpska, Banja Luka, Republic of Srpska, Bosnia and Herzegovina
3. Department of Anatomy, Faculty of Medicine, University of Novi Sad, Novi Sad, Serbia