title: Chronic ulcerative colitis beginning in children and teenagers. A review of 43 patients.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002908:Chronic Disease; D003082:Colectomy; D003093:Colitis, Ulcerative / Q000150:complications / Q000188:drug therapy / Q000401:mortality / Q000601:surgery; D005006:Ethnicity; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D012737:Sex Factors; D013449:Sulfonamides / Q000627:therapeutic use; D013781:Texas
chemical_list: D013449:Sulfonamides