[1] Univ Antioquia, Grp Inmunol Celular & Inmunogenet, Medellin, Colombia
[2] Univ Antioquia, Grp Inmunol Celular & Inmunogenet, Fac Med, Medellin, Colombia
[3] Univ Antioquia, Rheumatol Unit, Medellin, Colombia
[4] Hosp Univ San Vicente Fdn, Medellin, Colombia
[5] Univ Antioquia, Grp Inmunol Celular & Inmunogenet GICIG, Medellin, Colombia