1. Institute for Food Safety and Hygiene, Vetsuisse Faculty, University of Zurich, Zurich, Switzerland.
2. Institut Pasteur, Microbial Evolutionary Genomics, Paris, France.
3. CNRS, UMR 3525, Paris, France.
4. University Paris Diderot, Sorbonne Paris Cité, Cellule Pasteur, Paris, France.