Impact of Response and Inflammatory Burden at Start of Maintenance Therapy on Clinical Efficacy of Ustekinumab Dosing Regimen in UC: Week 44 Results From UNIFI: 842. (October 2019) - Panaccione, Remo; Peyrin‐Biroulet, Laurent; Danese, Silvio; Marano, Colleen; O'Brien, Christopher D.; Szapary, Philippe; Zhang, Hongyan; Johanns, Jewel; Leong, Rupert W L; Arasaradnam, Ramesh P.; Rowbotham, David; Abreu, Maria T.; et al.