title: [Parapneumonic effusion: development over 12 months].
mesh_terms: D000328:Adult; D001424:Bacterial Infections / Q000150:complications* / Q000382:microbiology; D004653:Empyema / Q000209:etiology; D006801:Humans; D008875:Middle Aged; D010996:Pleural Effusion / Q000209:etiology*; D011014:Pneumonia / Q000150:complications* / Q000000981:diagnostic imaging / Q000382:microbiology; D011379:Prognosis; D011446:Prospective Studies; D011859:Radiography
vernacular_title: Derrames paraneumónicos: evolución a 12 meses.