1 Department of Ophthalmology, Reference Center of the Ministry of Health of the Republic of Croatia for Pediatric ophthalmology and Strabismus, University Hospital "Sveti Dull", Zagreb, Croatia.
2 Faculty of Dental Medicine and Health Osijek, Josip Juraj Strossmayer University of Osijek, Osijek, Croatia.
3 Faculty of Medicine, Josip Juraj Strossmayer University of Osijek, Osijek, Croatia.