RT Journal Article SR Electronic T1 The Importance of the Roentgen Examination in the Diagnosis of Regional Ileitis JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 146 OP 152 VO 6 IS 2 A1 Root, Joseph C. YR 1939 UL http://www.ccjm.org/content/6/2/146.abstract AB