1. OC.04.1 SURGERY IN HIGH-RISK PAEDIATRIC CROHN'S DISEASE TREATED WITH UP-FRONT ANTI-TNF AGENTS AND LONG-STANDING BIOLOGIC THERAPY. (March 2023) Authors: Musto, F.; Distante, M.; Dei, Rossi E.; Calicchia, A.; Veraldi, S.; Tarani, F.; D'Arcangelo, G.; Aloi, M. Journal: Digestive and liver disease Issue: Volume 55(2023)Supplement 2 Page Start: S93 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗