G. C. Duff, K. J. Malcolm-Callis, D. A. Walker, M. W. Wiseman, M. L. Galyean, and L. J. Perino, “Effects of Intranasal Versus Intramuscular Modified Live Vaccines and Vaccine Timing on Health and Performance by Newly Received Beef Cattle”, Bov. pract., vol. 34, no. 1, pp. 66–71, Aug. 2019.