1. Department of Medical Microbiology, Second Faculty of Medicine, Charles University and Motol University Hospital, 150 06 Prague, Czech Republic
2. Czech Society for Medical Microbiology, Czech Medical Association of J.E. Purkyne, 142 20 Prague, Czech Republic
3. Department of Infectious Diseases and Hepatology, Medical University of Bialystok, 15-540 Białystok, Poland
4. Polish Association of Epidemiologists and Infectiologists, 15-540 Białystok, Poland
5. Department of Preclinical Disciplines, Faculty of Medicine, Titu Maiorescu University, 040441 Bucharest, Romania
6. Romanian Society of Pneumonology, 050159 Bucharest, Romania
7. Policy Wisdom LLC., Quebradillas 00678-2705, Puerto Rico
8. Department and Clinic of Infectious Diseases and Hepatology SPSK-1, Medical University of Lublin, 20-081 Lublin, Poland