RT Journal Article SR Electronic T1 Changing concepts of inflammatory disease of the colon in children JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 309 OP 311 VO 42 IS 4 A1 Farmer, Richard G. A1 Michener, William M. YR 1975 UL http://www.ccjm.org/content/42/4/309.abstract AB