Radiological signs of pneumoperitoneum: a pictorial review.
Kasznia-Brown
Joanna
J
Department of Radiology, Bristol Royal Infirmary, Bristol.
Cook
Chris
C
D000388:Air; D003937:Diagnosis, Differential; D006801:Humans; D011027:Pneumoperitoneum / Q000000981:diagnostic imaging*; D011187:Posture; D011860:Radiography, Abdominal / Q000592:standards*; D014057:Tomography, X-Ray Computed / Q000592:standards