[1] Gilead Sci, 1585 62nd St 8281, Emeryville, CA 94608 USA
[2] Northwestern Univ, Lupus Outreach & Clin Trials Educ Program, Feinberg Sch Med, 675 N St Clair, Chicago, IL 60611 USA
[3] Off Hlth Promot, Illinois Dept Publ Hlth, 122 S Michigan Ave, Chicago, IL 60603 USA
[4] Northeastern Univ, Ctr Community Hlth Educ Res & Serv Inc, 360 Huntington Ave,222 YMC, Boston, MA 02115 USA
[5] Harvard Med Sch, Brigham & Womens Hosp, Div Rheumatol Inflammat & Immun, Dept Med, 60 Fenwood Rd, Boston, MA 02115 USA
[6] Northwestern Univ, Med Rheumatol, Ste 14-100,675 N St Clair St,Galter Pavil, Chicago, IL 60611 USA