Stoltenow, C., Cortese, V. S., Seeger, J. T., Stokka, G. S., & Weigel, D. (2011). Immunologic responses of beef calves to concurrent application of modified-live viral vaccine (intranasal and systemic administration) and systemically administered Mannheimia haemolytica bacterin-leukotoxoid. The Bovine Practitioner, 45(2), 132–138. https://doi.org/10.21423/bovine-vol45no2p132-138