title: Lupus patients who lack detectable anti-DNA: clinical features and survival.
mesh_terms: D000328:Adult; D000974:Antibodies, Antinuclear / Q000032:analysis*; D004247:DNA / Q000276:immunology*; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000150:complications / Q000276:immunology* / Q000401:mortality; D008297:Male; D011928:Raynaud Disease / Q000150:complications
chemical_list: D000974:Antibodies, Antinuclear; D004247:DNA