title: Complement metabolism in rheumatoid arthritis.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000276:immunology / Q000378:metabolism*; D003165:Complement System Proteins / Q000378:metabolism*; D006801:Humans; D007456:Iodine Isotopes
chemical_list: D007456:Iodine Isotopes; D003165:Complement System Proteins