title: Subacute pericarditis in a guinea pig caused by Diplococcus pneumoniae.
mesh_terms: D000818:Animals; D006168:Guinea Pigs; D010493:Pericarditis / Q000175:diagnosis / Q000209:etiology / Q000473:pathology / Q000662:veterinary*; D011008:Pneumococcal Infections / Q000150:complications / Q000175:diagnosis / Q000473:pathology / Q000662:veterinary*; D012376:Rodent Diseases / Q000175:diagnosis / Q000382:microbiology* / Q000473:pathology; D013296:Streptococcus pneumoniae / Q000302:isolation & purification