Percentage of pathogen-positive animals in each study group based on an immunohistochemical staining score cut-off of > 0 in a study of the microbiological and histopathological findings in cases of fatal bovine respiratory disease of feedlot cattle in western Canada.
MH — Mannheimia haemolytica
MB — Mycoplasma bovis
BVDV — bovine viral diarrhea virus
HS — Histophilus somni
BRSV — bovine respiratory syncytial virus
IBRV — infectious bovine rhinotracheitis virus
PI3V — parainfluenza-3 virus