1. When ulcerative colitis becomes a real challenge to physician. (8th October 2015) Authors: Citrano, M.; Sciarrabone, G.M.; Ganci, R.; Violante, M.; Cassata, N. Journal: Digestive and liver disease Issue: Volume 47(2015)Supplement 4 Page Start: e259 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗