The recurrence rate after primary excisional surgery for Crohn's disease.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D003424:Crohn Disease / Q000175:diagnosis / Q000473:pathology / Q000601:surgery*; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D011379:Prognosis; D011446:Prospective Studies; D012008:Recurrence; D012306:Risk; D013997:Time Factors