Natacha Wu, Carlos Abril, Andreas Thomann, Eleonore Grosclaude, Marcus G Doherr, Patrick Boujon and Marie-Pierre Ryser-Degiorgis*
* Corresponding author: Marie-Pierre Ryser-Degiorgis marie-pierre.ryser@vetsuisse.unibe.ch
BMC Veterinary Research 2012, 8:116 doi:10.1186/1746-6148-8-116