NCT03357471 2019-10-25Study to Test the Safe and Effective Use of an e-Device for the Self-injection of Certolizumab Pegol Solution by Subjects With Moderate to Severe Active Rheumatoid Arthritis, Active Ankylosing Spondylitis, Active Psoriatic Arthritis, or Moderately to Severely Active Crohn's DiseaseUCB PharmaPhase 3 Completed70 enrolled 16 charts