Alexander, T. W., Cook, S., Klima, C. L., Topp, E., & McAllister, T. A. (2013). Susceptibility to tulathromycin in Mannheimia haemolytica isolated from feedlot cattle over a 3-year period. Frontiers Media S.A.

Alexander, Trevor W., Shaun Cook, Cassidy L. Klima, Ed Topp, and Tim A. McAllister. Susceptibility to Tulathromycin in Mannheimia Haemolytica Isolated From Feedlot Cattle Over a 3-year Period. Frontiers Media S.A, 2013.

Alexander, Trevor W., et al. Susceptibility to Tulathromycin in Mannheimia Haemolytica Isolated From Feedlot Cattle Over a 3-year Period. Frontiers Media S.A, 2013.