1. Public Health Center
2. Dept. of Microbiology, Atatürk Training and Research Hospital
3. Dept. of Microbiology Reference Laboratories, Public Health Institute of Turkey (PHIT)
4. Dept. of Microbiology, Cerrahpaşa Medical Faculty, Istanbul University
5. Public Health Authority
6. Dept. of Infectious Disesases, Oncology Training and Research Hospital
7. Swedish Institute for Communicable Disease Control and Karolinska Institutet
8. Dept. of Medical Biomedicine and Microbiology, Uppsala University