The Role of Bifidobacteria in Ulcerative Colitis: Preliminary Results: 723. (October 2016) - De Caro, Giuseppina; Gaiani, Federica; Duranti, Sabrina; Fugazza, Alessandro; Madia, Carmen; Milani, Christian; Mancabelli, Leonardo; Turroni, Francesca; de' Angelis, Gian Luigi; Carra, Maria Clotilde; de' Angelis, Nicola; Ventura, Marco