1. UMR/CNRS 6249 Chrono-Environnement; University of Franche-Comté; Besançon France
2. Parasitology-Mycology Department; University Hospital of Besançon; Besançon France
3. WHO Collaborating Centre for Prevention and Treatment of Echinococcosis, and French National Reference Centre for Alveolar Echinococcosis; University Hospital of Besançon; Besançon France
4. Hepatology Department; University Hospital of Besançon; Besançon France
5. Vetsuisse Faculty; Institute of Parasitology; University of Berne; Berne Switzerland