Changes

*Serology: 4-fold rise in ELISA antibody in paired serum samples from several animals

*Serology: 4-fold rise in ELISA antibody in paired serum samples from several animals

====Control====

====Control====

*Improve husbansry as in [[Paramyxoviridae#Parainfluenza -3 (PI-3)|PI-3]]

*Improve husbandry as in [[Bovine Parainfluenza - 3 (PI-3)#Secondary Concerns|PI-3]]

*Vaccines are available but not effective as need to stimulate [[Lymphocytes - WikiBlood#Cytotoxic CD8+|cytotoxic T-cells]]

*Vaccines are available but not effective as need to stimulate [[Lymphocytes - WikiBlood#Cytotoxic CD8+|cytotoxic T-cells]]

====Secondary Concerns====

====Secondary Concerns====

*<small>'''Reference''': Bryson, 1999, Update on calf pneumonia, CPD Veterinary Medicine, 1,3, 90-95</small>

*<small>'''Reference''': Bryson, 1999, Update on calf pneumonia, CPD Veterinary Medicine, 1,3, 90-95</small>