Effects of Ceftiofur and Chlortetracycline on the Resistome of Feedlot Cattle

Margaret D. Weinroth, H. Morgan Scott, Bo Norby, Guy H. Loneragan, Noelle R. Noyes, Pablo Rovira, Enrique Doster, Xiang Yang, Dale R. Woerner, Paul S. Morley and Keith E. Belk