RT Journal Article SR Electronic T1 Subphrenic abscess from a perforated duodenal ulcer JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 377 OP 378 DO 10.3949/ccjm.78a.10098 VO 78 IS 6 A1 Shen, Yue A1 Ong, Philip A1 Gandhi, Niel A1 Degirolamo, Angela YR 2011 UL http://www.ccjm.org/content/78/6/377.abstract AB