Diagnostic Prevalence of Ankylosing Spondylitis Using Computerized Health Care Data, 1996 to 2009: Underrecognition in a US Health Care Setting.
Curtis JR, Harrold LR, Asgari MM, Deodhar A, Salman C, Gelfand JM, Wu JJ, Herrinton LJ. Diagnostic Prevalence of Ankylosing Spondylitis Using Computerized Health Care Data, 1996 to 2009: Underrecognition in a US Health Care Setting. Perm J. 2016; 20(4):15-151.