1. Children’s Hospital Zagreb, University of Zagreb School of Medicine, Zagreb, Croatia
2. Croatian Institute for Brain Research, University of Zagreb School of Medicine, Zagreb, Croatia
3. University Hospital for Infectious Diseases “Dr. Fran Mihaljević”, University of Zagreb School of Medicine, Zagreb, Croatia
4. Polyclinic Dr. Sabol, Zagreb, Croatia
5. Children’s Hospital Srebrnjak, Zagreb, Croatia
6. Faculty of Medicine, University of Osijek, Osijek, Croatia