1. Department of Infectious Diseases and Hepatology, Medical University of Białystok, 15-540 Białystok, Poland
2. Department of Infectious Diseases and Allergology, Jan Kochanowski University, 25-317 Kielce, Poland
3. Collegium Medicum, Jan Kochanowski University, 25-317 Kielce, Poland
4. Department of Infectious Diseases and Hepatology, Wrocław Medical University, 51-149 Wrocław, Poland
5. Department of Forensic Medicine, Wrocław Medical University, 50-367 Wrocław, Poland
6. Department of Infectious Diseases and Neuroinfections, Medical University of Białystok, 15-809 Białystok, Poland
7. Department of Infectious Diseases and Hepatology, Faculty of Medicine, Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University, 87-100 Toruń, Poland
8. Department of Infectious Diseases and Hepatology, Medical University of Silesia in Katowice, 41-902 Bytom, Poland
9. Division of Tropical and Parasitic Diseases, Faculty of Health Sciences, Medical University of Gdańsk, 80-210 Gdańsk, Poland
10. Department of Adult’s Infectious Diseases, Medical University of Warsaw, Hospital for Infectious Diseases, 02-091 Warsaw, Poland
11. Department of Infectious Diseases and Hepatology, Medical University of Łódź, 90-419 Łódź, Poland
12. Department of Environmental Medicine, Poznań University of Medical Sciences, 60-806 Poznań, Poland