[1] Univ Cient Sur, Hosp Guillermo Almenara Irigoyen Essalud, Lima, Peru
[2] Univ Basque Country, Hosp Univ Cruces, Bizkaia, Spain
[3] Toronto Western Hosp, Krembil Res Inst, Schroeder Arthrit Inst, Toronto, ON, Canada
[4] Univ Toronto, Toronto Western Hosp, Ctr Prognosis Studies Rheumat Dis, Lupus Clin, Toronto, ON, Canada
[5] Univ Calgary, Calgary, AB, Canada
[6] Dalhousie Univ, Halifax, NS, Canada
[7] Univ Birmingham, Inst Inflammat & Ageing, Rheumatol Res Grp, Birmingham, W Midlands, England
[8] Hanyang Univ Med Ctr, Seoul, South Korea
[9] Inst Nacl Ciencias Medicas Nutr Salvador Zu, Ciudad Mexico, Mexico
[10] Inst Nacl Ciencias Med Nutr Inmunol, Mexico City, DF, Mexico
[11] McGill Univ, Montreal, PQ, Canada
[12] Cedars Sinai, Los Angeles, CA USA
[13] UCL, Ctr Rheumatol, London, England
[14] UCL, London, England
[15] Oklahoma Med Res Fdn, Oklahoma City, OK USA
[16] Univ Laval, CHU Quebec, Quebec City, PQ, Canada
[17] Univ Manchester, Manchester, Lancs, England
[18] Johns Hopkins Univ, Sch Med, Baltimore, MD USA
[19] SUNY Downstate Hlth Sci Univ, Brooklyn, NY USA
[20] Raleigh Neurol Associates, Chapel Hill, NC USA
[21] Northwestern Univ, Chicago, IL USA
[22] Allegheny Hlth Network, Wexford, PA USA
[23] Lund Univ, Lund, Sweden
[24] Amsterdam Univ Med Centers, Rheumatol & Immunol Ctr ARC, Dept Rheumatol & Clin Immunol, Amsterdam, Netherlands
[25] Feinstein Inst Med Res, Manhasset, NY USA
[26] Emory Univ, Sch Med, Dept Med, Div Rheumatol, Atlanta, GA USA
[27] Istanbul Univ, Fac Med, Istanbul, Turkey
[28] Univ Calif San Diego, La Jolla, CA USA
[29] Rigshospitalet, Copenhagen, Denmark
[30] Univ Manitoba, Winnipeg, MB, Canada
[31] Med Univ South Carolina, Charleston, SC USA
[32] Columbia Univ, New York, NY USA
[33] Ctr Reg Enfermedades Autoinmunes Reumt GO CRE, Grp Oroo, Rosario, Argentina
[34] Univ Alabama Birmingham, Birmingham, AL USA