Giovanni Ghielmetti1,*,
Monika Hilbe2, Ute Friedel1, Chiara
Menegatti3, Luca Bacciarini3, Roger
Stephan1, Guido
Bloemberg4
1Institute for Food Safety and Hygiene, Section of
Veterinary Bacteriology, University of Zurich, Winterthurerstrasse 270,
8057 Zurich, Switzerland
2Institute of Veterinary Pathology, University of
Zurich, Winterthurerstrasse 268, 8057 Zurich, Switzerland
3Cantonal Veterinary Office, Via Dogana 16, 6500
Bellinzona, Switzerland.
4National Reference Center for Enteropathogenic
Bacteria and Listeria, Institute for Food Safety and Hygiene, University
of Zurich, Winterthurerstrasse 272, 8057 Zurich, Switzerland