title: On the occurrence of Mycoplasma hyorhinis in the respiratory organs of pigs, with special reference to enzootic pneumonia.
mesh_terms: D000367:Age Factors; D000818:Animals; D008168:Lung / Q000382:microbiology; D009174:Mycoplasma / Q000302:isolation & purification*; D009175:Mycoplasma Infections / Q000662:veterinary*; D009297:Nasal Mucosa / Q000382:microbiology; D011014:Pneumonia / Q000209:etiology / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases / Q000382:microbiology*