Irwin, Katherine E., David R. Smith, Jeff T. Gray, and Terry J. Klopfenstein. 2002. “Behavior of Cattle towards Devices to Detect Food-Safety Pathogens in Feedlot Pens”. The Bovine Practitioner 36 (1):5-9. https://doi.org/10.21423/bovine-vol36no1p5-9.