Department of Animal Science;
The University of Tennessee;
Knoxville;
USA;
East Tennessee Research and Education Center;
Little River Animal and Environmental Unit;
The University of Tennessee;
Knoxville;
USA;
Middle Tennessee Research & Education Center;
The University of Tennessee;
Spring Hill;
USA;
Escherichia; coli; Intramammary; Experimental; Infection; Persistent; Mastitis; Dairy; Cows;