1. Beef Cattle Institute, College of Veterinary Medicine, Kansas State University, Manhattan, KS 66505, USA
2. Adams Land and Cattle Company, Broken Bow, NE 68822, USA
3. Veterinary Research and Consulting Services, LLC, Hays, KS 67601, USA
4. Five Rivers Cattle Feeding, LLC, 4848 Thompson Pkwy #410, Johnstown, CO 80534, USA
5. Southwest Research and Extension, Kansas State University, Garden City, KS 67846, USA