Karen Liljebjelke Editor

Susan Cork is Professor and head of the Department of Ecosystem and Public Health, University of Calgary, Faculty of Veterinary Medicine, Calgary, CanadaDavid Hall is Associate Professor at the Department of Ecosystem and Public Health, University of Calgary, Faculty of Veterinary Medicine, Calgary, CanadaKaren Liljebjelke is Assistant Professor (Bacteriology) at the Department of Ecosystem and Public Health, University of Calgary, Faculty of Veterinary Medicine, Calgary, Canada