Evaluation of the Iranian versions of the bath ankylosing spondylitis disease activity index (BASDAI), the bath ankylosing spondylitis functional index (BASFI) and the patient acceptable symptom state (PASS) in patients with ankylosing spondylitis
Katayoon Bidad, Sasan Fallahi, Mahdi Mahmoudi, Ahmadreza Jamshidi, Elham Farhadi, Alipasha Meysamie, Mohammad Hossein Nicknam
Abstract