Affiliation: | 1. Deparment of Population Health and Reproduction, School of Veterinary Medicine, Davis, CA, USA Western Center for Food Safety, University of California, Davis, CA, USA;2. Deparment of Population Health and Reproduction, School of Veterinary Medicine, Davis, CA, USA;3. Western Center for Food Safety, University of California, Davis, CA, USA;4. University of California Cooperative Extensions, Eureka, CA, USA |