title: Step-up versus top-down: application of new biological agents in pediatric inflammatory bowel disease.
authors.forename: William A
authors.initials: WA
authors.lastname: Faubion
mesh_terms: D000305:Adrenal Cortex Hormones / Q000008:administration & dosage*; D002648:Child; D004305:Dose-Response Relationship, Drug; D006801:Humans; D015212:Inflammatory Bowel Diseases / Q000188:drug therapy*; D012720:Severity of Illness Index
chemical_list: D000305:Adrenal Cortex Hormones