[1] Massachusetts Gen Hosp, Dept Med, Boston, MA USA
[2] Massachusetts Gen Hosp, Dept Med, Div Rheumatol Allergy & Immunol, Boston, MA USA
[3] Harvard Med Sch, Boston, MA USA
[4] Massachusetts Gen Hosp, Dept Dermatol, Boston, MA USA
[5] Brigham & Womens Hosp, Dept Med, Div Gen Internal Med & Primary Care, Boston, MA USA
[6] Vanderbilt Univ, Ctr Drug Safety & Immunol, Dept Med, Med Ctr, Nashville, TN USA
[7] Murdoch Univ, Inst Immunol & Infect Dis, Murdoch, WA, Australia
[8] Mongan Inst, Dept Med, Div Rheumatol Allergy & Immunol, 100 Cambridge St,16th Floor, Boston, MA 02108 USA