1. Department for Bacteriology and Parasitology, Croatian Veterinary Institute, Zagreb, Croatia.
2. Department of Parasitology and Parasitic Diseases with Clinic, University of Zagreb, Zagreb, Croatia.
3. Department of Anatomy, Histology, and Embryology, University of Zagreb, Zagreb, Croatia.
4. Clinic for Internal Diseases, Faculty for Veterinary Medicine, University of Zagreb, Zagreb, Croatia.
5. Department of Forest Protection and Wildlife Management, Forestry Faculty, University of Zagreb, Zagreb, Croatia.