研究单位:[1]AbbVie[2]Xuanwu Hospital Capital Medical University[3]Zhongshan Hospital Fudan University[4]Chiba University Hospital[5]Ehime University Hospital[6]Maebashi Red Cross Hospital
The main objective of this study is to evaluate the efficacy of upadacitinib in combination with a corticosteroid taper regimen compared to placebo in combination with a corticosteroid taper regimen.