University Clinical Centre of Republic of Srpska, Banjaluka, BiH
University of Sarajevo, Institute for Genetic Engineering and Biotechnology, Sarajevo, BiH
Department of Pediatrics, Clinical Hospital Centre Rijeka, Rijeka, Croatia
Center for Medical Genetics and Immunology, Clinical Center of Montenegro, Podgorica, Montenegro
University Clinic for Pediatrics, Medical Faculty of Skopje, Skopje, Northern Macedonia