1. Molecular Microbiology Department, Dr. Andrija Štampar Teaching Institute of Public Health, 10000 Zagreb, Croatia
2. Medical Microbiology Department, University of Zagreb School of Medicine, 10000 Zagreb, Croatia
3. Department of Pulmonology, Allergy, Immunology and Rheumatology, Children’s Hospital Zagreb, 10000 Zagreb, Croatia
4. Faculty for Dental Medicine and Healthcare, School of Medicine, Josip Juraj Strossmayer University of Osijek, 31000 Osijek, Croatia