title: Significance of T-mycoplasmas in enzootic calf pneumonia.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000209:etiology*; D009175:Mycoplasma Infections / Q000662:veterinary*; D011014:Pneumonia / Q000209:etiology / Q000662:veterinary*; D014509:Ureaplasma / Q000302:isolation & purification*