Makoschey, Birgit Field efficacy of combination vaccines against bovine respiratory pathogens in calves. [electronic resource] - Acta veterinaria Hungarica Dec 2008 - 485-93 p. digital Publication Type: Controlled Clinical Trial; Journal Article ISSN: 0236-6290 Standard No.: 10.1556/AVet.56.2008.4.6 doi Subjects--Topical Terms: AnimalsAnti-Bacterial Agents--therapeutic useBacterial Vaccines--immunologyCattleCattle Diseases--drug therapyMannheimia haemolyticaPneumonia of Calves, Enzootic--drug therapyRespiratory Syncytial Virus Infections--prevention & controlRespiratory Syncytial Virus, BovineVaccines, Combined--immunologyViral Vaccines--immunology