[1] Case Western Reserve Univ, Metrohlth Med Ctr, Dept Med, Div Rheumatol, Cleveland, OH USA
[2] Case Western Reserve Univ, Ctr Hlth Care Res & Policy, Cleveland, OH USA
[3] Case Western Reserve Univ, Metrohlth Med Ctr, Dept Internal Med, Cleveland, OH USA
[4] Dept Rheumatol, 2500 Metrohlth Dr, Haman Bldg, 5th Floor, Cleveland, OH 44109 USA