P074 Infliximab trough level and antibodies in clinical practice in pediatric inflammatory bowel diseases. Issue 4 (6th October 2018) - Bracci, F.; Tolusso, B.; Goffredo, B.M.; Papadatou, B.; Knafelz, D.; Civitelli, F.; Cardile, S.; Casadei, L.; Nobili, V.