1. Department of Biomedical Sciences and Veterinary Public HealthSwedish University of Agricultural SciencesUppsalaSweden
2. Department of MicrobiologyNational Veterinary InstituteUppsalaSweden
3. Department of Animal Health and Antimicrobial StrategiesNational Veterinary InstituteUppsalaSweden
4. Department of Epidemiology and Disease ControlNational Veterinary InstituteUppsalaSweden