Wallace, Justin O., Larry C. Hollis, Chris D. Reinhardt, Johann F. Coetzee, David G. Renter, Donald Llewellyn, and Twig T. Marston. 2007. “Failure to Eliminate the Anaplasma Marginale Carrier State in Beef Cows Following Multiple Treatments With Long-Acting Injectable Oxytetracycline”. The Bovine Practitioner 41 (2):84-87. https://doi.org/10.21423/bovine-vol41no2p84-87.