Abstract Number: 1529 • 2019 ACR/ARP Annual Meeting
The Efficacy and Safety of Anti-TNFα Treatment in Ankylosing Spondylitis Patients with Late Onset Compared to Those with Adult Onset; The Data from TURKBIO Registry
Background/Purpose: The first symptoms of ankylosing spondylitis (AS) patients usually begin prior to 45 years, but can occur later in life. The purpose of this…