Err or just air? Free intraabdominal air: not always a reason for surgery.
Thijssens
Katja
K
Medisch Centrum Leeuwarden, The Netherlands.
Collins
James
J
Pierie
Jean-Pierre
JP
D000368:Aged; D000369:Aged, 80 and over; D006801:Humans; D008297:Male; D011027:Pneumoperitoneum / Q000000981:diagnostic imaging*; D011859:Radiography; D012188:Retropneumoperitoneum / Q000000981:diagnostic imaging*