title: [IgG-rheumatoid factor in systemic lupus erythematosus (author's transl)].
mesh_terms: D005260:Female; D006801:Humans; D007074:Immunoglobulin G / Q000032:analysis*; D008180:Lupus Erythematosus, Systemic / Q000276:immunology*; D008297:Male; D012217:Rheumatoid Factor / Q000032:analysis*
chemical_list: D007074:Immunoglobulin G; D012217:Rheumatoid Factor