[1] Bristol Myers Squibb Co, Pharmaceut Res Inst, Princeton, NJ 08543 USA
[2] Univ Med & Dent New Jersey, Robert Wood Johnson Med Sch, Div Rheumatol & Connect Tissue Res, Dept Med, New Brunswick, NJ USA
[3] Univ Med & Dent New Jersey, Robert Wood Johnson Med Sch, Div Rheumatol & Connect Tissue Res, Dept Pediat, New Brunswick, NJ USA
[4] Univ Med & Dent New Jersey, Robert Wood Johnson Med Sch, Div Rheumatol & Connect Tissue Res, Dept Mol Genet, New Brunswick, NJ USA