1. 1 Department of Immunology, State Research Institute, Centre for Innovative Medicine, Vilnius, Lithuania
2. 2 Department of Epidemiological Surveillance, Centre for Communicable Diseases and AIDS, Vilnius, Lithuania
3. 3 Department of Bacteriology, National Food and Veterinary Risk Assessment Institute, Vilnius, Lithuania
4. 4 Vilnius University Life Sciences Center, Institute of Biochemistry, Proteomics Center, Vilnius, Lithuania
5. 5 Faculty of Social Policy, Mykolo Romerio University, Vilnius, Lithuania
6. 6 Centre for Communicable Diseases and AIDS, Vilnius, Lithuania