title: Letter: Serum beta2-microglobulin and SLE.
mesh_terms: D000328:Adult; D001609:Beta-Globulins / Q000032:analysis*; D005919:Glomerular Filtration Rate; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000097:blood*; D009393:Nephritis / Q000097:blood*; D001613:beta 2-Microglobulin / Q000032:analysis*
chemical_list: D001609:Beta-Globulins; D001613:beta 2-Microglobulin