Affiliation: | 1.Population Medicine, University of Guelph, Guelph, Ontario, Canada;2.Department of Veterinary Physiology and Pharmacology, Texas A&M University, TX, USA;3.Department of Veterinary Pathobiology, Texas A&M University, TX, USA;4.Medical Sciences Library, Texas A&M University, TX, USA;5.College of Medicine, University of Illinois, IL, USA |