2023 Trends in Fracture Rates Over Two Decades Among Veterans With Ankylosing Spondylitis. Sali Merjanah, Jean W. Liew, John Bihn, Nathanael R. Fillmore, Mary T. Brophy, Nhan V. Do, Maureen Dubreuil Arthritis Care & Research75(12), 2481-2488 U.S. Veterans and VA Data Ankylosing Spondylitis TNF Inhibitors Fracture Incidence Interrupted Time Series Analysis