title: Alpha 1-antitrypsin in adult rheumatoid arthritis.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000201:enzymology* / Q000235:genetics; D006801:Humans; D010641:Phenotype; D000515:alpha 1-Antitrypsin / Q000235:genetics*
chemical_list: D000515:alpha 1-Antitrypsin