Richeson, J.T., Beck, P.A., Poe, K.D., Gadberry, M.S., Hess, T.W. and Hubbell, D.S. 2015. Effects of administration of a modified-live virus respiratory vaccine and timing of vaccination on health and performance of high-risk beef stocker calves. The Bovine Practitioner. 49, 1 (Feb. 2015), 37–42. DOI:https://doi.org/10.21423/bovine-vol49no1p37-42.