2020. Efficacy of a modified-live IBR-BVD-PI3-BRSV-Mannheimia haemolytica toxoid vaccine against challenge with virulent BHV-1 and PI3 viruses in calves 60 days of age. The Bovine Practitioner. 54, 2 (Jun. 2020), 153–161. DOI:https://doi.org/10.21423/bovine-vol54no2p153-161.