Evidence of abdominal free air not explained by paracentesis or recent surgical procedure
Evidence of abdominal free air not explained by paracentesis or recent surgical procedure
Evidence of abdominal free air not explained by paracentesis or recent surgical procedure
Evidence of abdominal free air not explained by paracentesis or recent surgical procedure
Patients with evidence of abdominal free air not explained by paracentesis
Evidence of abdominal free air not explained by paracentesis or recent surgical procedure
Evidence of abdominal free air that is not explained by paracentesis or recent surgical procedure
Evidence of abdominal free air not explained by paracentesis or recent surgical procedure