Racial Differences in Clinical Features and Co-morbidities In Ankylosing Spondylitis in the United States

From Case Western Reserve University, MetroHealth Medical Center, Cleveland, Ohio. Address correspondence to Dilpreet Kaur Singh, M.D. Case Western Reserve University MetroHealth Medical Center Division of Rheumatology 2500 Metrohealth Drive, Cleveland, Ohio, 44109 dilpreetsinghmd@gmail.com.

From Case Western Reserve University, MetroHealth Medical Center, Cleveland, Ohio. Address correspondence to Dilpreet Kaur Singh, M.D. Case Western Reserve University MetroHealth Medical Center Division of Rheumatology 2500 Metrohealth Drive, Cleveland, Ohio, 44109 dilpreetsinghmd@gmail.com.