Viral respiratory infection in commercial feedlot cattle.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology* / Q000382:microbiology*; D006385:Hemagglutination Inhibition Tests; D006386:Hemagglutination Tests; D006566:Herpesviridae Infections / Q000453:epidemiology / Q000662:veterinary*; D007242:Herpesvirus 1, Bovine; D009297:Nasal Mucosa / Q000382:microbiology; D009976:Orthomyxoviridae Infections / Q000453:epidemiology / Q000662:veterinary*; D010326:Pasteurella Infections / Q000453:epidemiology / Q000662:veterinary*; D012141:Respiratory Tract Infections / Q000382:microbiology / Q000662:veterinary*; D012621:Seasons; D014887:Weather