Institution: | 1. Veterinary Population Medicine, University of Minnesota, , St Paul, MN;2. School of Statistics , University of Minnesota, , St Paul, MN;3. Veterinary Biomedical Science, University of Minnesota, , St Paul, MN;4. Department of Animal Science, Texas A & M University, , College Station, TX;5. Department of Animal Science, Texas A & M University, , Navasota, TX;6. Department of Animal Science, University of Kentucky, , Lexington, KY |