A Study of Real-World Outcomes of People With Crohn's Disease (CD)

The main aim of this study is to compare long-term remission in participants receiving vedolizumab (VDZ) and those receiving ustekinumab (UST). In this study, the study doctors will review each participant's past medical records. This study is about collecting existing information only; participants will not receive treatment or need to visit a study doctor during this study.