Marta Planellas*, Rafaela Cuenca, Maria-Dolores Tabar, Coralie Bertolani, Cyrill Poncet, Josep M Closa, Juan Lorente, Jose J Cerón and Josep Pastor
* Corresponding author: Marta Planellas marta.planellas@uab.cat
BMC Veterinary Research 2012, 8:152 doi:10.1186/1746-6148-8-152