A Multicenter Study of the Prevalence of Axial Spondyloarthritis (SpA) in the United States Among Subjects with Chronic Back Pain and Other SpA-Related Features
Investigator: Lianne S. Gensler, MD
Sponsor: AbbVie Inc.
Location(s): United States
The purpose of this study is to find out how many subjects with chronic back pain and other SpA-related features also have Axial Spondyloarthritis (SpA).