1. Faculty of Agricultural and Environmental Sciences, Macdonald Campus, McGill University, Montréal, Québec, Canada
2. Mastitis Network, Saint-Hyacinthe, Québec, Canada
3. Regroupement FRQNT Op+Lait, Saint-Hyacinthe, Québec, Canada
4. McGill University Health Centre (Infectious Diseases and Medical Microbiology), Montréal, Québec, Canada
5. Faculté de Médecine Vétérinaire, Université de Montréal, Saint-Hyacinthe, Québec, Canada