title: Developments in veterinary science. The etiology of enzootic pneumonia of calves.
mesh_terms: D000256:Adenoviridae / Q000302:isolation & purification; D000367:Age Factors; D000818:Animals; D001431:Bacteriological Techniques; D002417:Cattle; D002418:Cattle Diseases / Q000175:diagnosis / Q000382:microbiology* / Q000473:pathology; D002689:Chlamydia / Q000302:isolation & purification; D003937:Diagnosis, Differential; D004196:Disease Outbreaks / Q000662:veterinary; D004770:Enterovirus / Q000302:isolation & purification; D007242:Herpesvirus 1, Bovine / Q000302:isolation & purification; D009174:Mycoplasma / Q000302:isolation & purification; D011014:Pneumonia / Q000175:diagnosis / Q000382:microbiology / Q000473:pathology / Q000662:veterinary*; D012087:Reoviridae / Q000302:isolation & purification; D018108:Respirovirus / Q000302:isolation & purification; D012229:Rhinovirus / Q000302:isolation & purification; D014777:Virus Diseases / Q000662:veterinary