RT Journal Article SR Electronic T1 Relationship of erythema nodosum to other manifestations of Crohn’s disease JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 145 OP 148 VO 44 IS 4 A1 Jacobs, Mark A1 Winkelman, Eugene I. A1 Farmer, Richard G. YR 1977 UL http://www.ccjm.org/content/44/4/145.abstract AB