Otero-Abad, Belen
Rüegg, Simon R.
Hegglin, Daniel
Deplazes, Peter
Torgerson, Paul R.
Funding for this research was provided by:
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (CR3313_132482/1)
Swiss Federal Veterinary Office (1.99.03)
Swiss Federal Office for Education and Science (QLK2-CT-2001-001995/BBW No. 00.0586-2)