title: The fourth component of complement in the cerebrospinal fluid in systemic Lupus erythematosus.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D003401:Creatine / Q000652:urine; D005260:Female; D006460:Hemolysin Proteins / Q000134:cerebrospinal fluid; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000134:cerebrospinal fluid* / Q000150:complications; D008297:Male; D008875:Middle Aged; D009461:Neurologic Manifestations; D011507:Proteinuria / Q000209:etiology; D014556:Urine / Q000032:analysis
chemical_list: D006460:Hemolysin Proteins; D003401:Creatine