1. WHO Collaborating Centre for Yersinia, Institut Pasteur, F-75724 Paris, France
2. Yersinia National Reference Laboratory, Institut Pasteur, F-75724 Paris, France
3. Yersinia Research Unit, Institut Pasteur, F-75724 Paris, France
4. Université de Paris, F-75013, Paris, France
5. European Programme for Public Health Microbiology (EUPHEM), European Centre for Disease Prevention and Control, (ECDC), Stockholm, Sweden
6. Collection of Institut Pasteur, Institut Pasteur, F-75724 Paris, France
7. National Reference Laboratory for Fish, Mollusc and Crustacean Diseases, National Diagnostics and Research Veterinary Medical Institute, Sofia, Bulgaria
8. Stephan Angeloff Institute of Microbiology-BAS, Sofia, Bulgaria