title: HLA-DR3, C4A*QO and toxicity from gold in rheumatoid arthritis.
authors.forename: M G
authors.initials: MG
authors.lastname: Cohen
authors.forename: E K
authors.initials: EK
authors.lastname: Li
authors.forename: P Y
authors.initials: PY
authors.lastname: Ng
mesh_terms: D000483:Alleles; D001172:Arthritis, Rheumatoid / Q000188:drug therapy / Q000276:immunology*; D003181:Complement C4 / Q000235:genetics*; D006046:Gold / Q000009:adverse effects*; D015803:HLA-DR3 Antigen / Q000032:analysis*; D006801:Humans
chemical_list: D003181:Complement C4; D015803:HLA-DR3 Antigen; D006046:Gold