1. European Programme for Intervention Epidemiology Training (EPIET), European Centre for Disease Control (ECDC), Stockholm, Sweden.
2. Centre for Infections, Health Protection Agency, London, United Kingdom.
3. Molecular Biology Lab, Central Laboratories, Ministry of Health, Jerusalem, Israel.
4. Department of Infectious Diseases, Ministry of Health, Jerusalem, Israel.
5. Centers for Disease Control and Prevention, Atlanta, Georgia.
6. Scottish Salmonella Reference Laboratory, Stobhill Hospital, Glasgow, Scotland.
7. Centre for Infectious Disease Control (CIb/EPI), National Institute for Public Health and the Environment (RIVM), Bilthoven, The Netherlands.
8. Department of Bacteriology, Mycology and Parasitology, Statens Serum Institut, Copenhagen, Denmark.
9. Department of Epidemiology, Statens Serum Institut, Copenhagen, Denmark.