title: Naturally occurring virus-associated respiratory disease in two guinea pigs.
mesh_terms: D000818:Animals; D005260:Female; D006168:Guinea Pigs / Q000382:microbiology; D007181:Inclusion Bodies, Viral / Q000648:ultrastructure; D008168:Lung / Q000648:ultrastructure; D011024:Pneumonia, Viral / Q000382:microbiology / Q000473:pathology / Q000662:veterinary*; D012376:Rodent Diseases / Q000382:microbiology / Q000473:pathology*; D014771:Virion / Q000648:ultrastructure