1. Porto Conte Ricerche
2. SP 55 Porto Conte/Capo Caccia
3. 07041 Alghero
4. Italy
5. Università degli Studi di Sassari
6. Epidemiology and Population Health
7. Institute of Infection and Global Health
8. University of Liverpool
9. Liverpool
10. UK
11. Cornell University
12. Department of Population Medicine and Diagnostic Sciences
13. College of Veterinary Medicine
14. Ithaca
15. USA