title: Complement C4 levels in SLE in relation to null allele status.
authors.forename: W A
authors.initials: WA
authors.lastname: Wilson
mesh_terms: D000483:Alleles; D003181:Complement C4 / Q000032:analysis*; D015934:Complement C4a / Q000172:deficiency / Q000235:genetics; D015935:Complement C4b / Q000172:deficiency / Q000235:genetics*; D005006:Ethnicity / Q000235:genetics; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000097:blood* / Q000235:genetics
chemical_list: D003181:Complement C4; D015934:Complement C4a; D015935:Complement C4b