RT Journal Article SR Electronic T1 Regional Enteritis Involving the Duodenum JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 95 OP 102 VO 21 IS 2 A1 Brown, Charles H. A1 Sims, James R. YR 1954 UL http://www.ccjm.org/content/21/2/95.abstract AB