1. Centre for Infectious Disease Control (CIb), National Institute for Public Health and the Environment (RIVM), Bilthoven, the Netherlands
2. Leptospirosis Reference Centre, Royal Tropical Institute (KIT), KIT Biomedical Research, Amsterdam, The Netherlands
3. Department of Infectious Diseases and Immunology, Faculty of Veterinary Medicine, Utrecht University, Utrecht, the Netherlands
4. Central Veterinary Institute of Wageningen University and Research centre (WUR), Wageningen, the Netherlands
5. Veterinarian Incident and Crisiscentre, Food and Consumer Product Safety Authority (NVWA), Utrecht, the Netherlands