Immunoglobulins profile in juvenile-onset systemic lupus erythematosus (JSLE) - Jesus, Adriana de; Sallum, Adriana Maluf Elias; Silva, Clovis; Carneiro-Sampaio, Magda Maria Sales; Marie, Suely Kazue Nagahashi; Liphaus, Bernadete de Lourdes (Pediatric Rheumatology European Society Congress, 2007)