About the Authors
- Hein Sprong, Joke W. B. van der Giessen
- Laboratory for Zoonoses and Environmental Microbiology, National Institute for Public Health and Environment (RIVM), Bilthoven, The Netherlands
- Simone M. Cacciò
- Department of Infectious, Parasitic and Immunomediated Diseases, Istituto Superiore di Sanità, Rome, Italy
The authors have declared that no competing interests exist.
Conceived and designed the experiments: SMC JWBvdG. Performed the experiments: HS. Analyzed the data: HS SMC JWBvdG. Contributed reagents/materials/analysis tools: SMC JWBvdG. Wrote the paper: HS.